Does fish oil cause blood thinning?

Omega-3 fatty acids from fish oil have the capacity to "thin the blood." In reality, omega-3s exert a mild platelet-blocking effect (platelet activation and "clumping" are part of clot formation), while also inhibiting arachidonic acid formation and thromboxane.

But can fish oil cause excessive bleeding?

This question comes up frequently in the office, particularly when my colleagues see the doses of fish oil we use for cardiovascular protection. "Why so much fish oil? That's too much blood thinning!"

The most recent addition to the conversation comes from a Philadelphia experience reported in the American Journal of Cardiology:

Comparison of bleeding complications with omega-3 fatty acids + aspirin + clopidogrel--versus--aspirin + clopidogrel in patients with cardiovascular disease.(Watson et al; Am J Cardiol 2009 Oct 15;104(8):1052-4).

All 364 subjects in the study took aspirin and Plavix (a platelet-inhibiting drug), mostly for coronary disease. Mean dose aspirin = 161 mg/day; mean dose Plavix = 75 mg/day. 182 of the subjects were also taking fish oil, mean dose 3000 mg with unspecified omega-3 content.

During nearly 3 years of observation, there was no excess of bleeding events in the group taking fish oil. (In fact, the group not taking fish oil had more bleeding events, though the difference fell short of achieving statistical significance.) Thus, 3000 mg per day of fish oil appeared to exert no observable increase in risk for bleeding. This is consistent with several other studies, including that including Coumadin (warfarin), with no increased bleeding risk when fish oil is added.

Rather than causing blood thinning, I prefer to think that omega-3 fatty acids from fish oil restore protection from abnormal clotting. Taking omega-3 fatty acids from fish oil simply restores a normal level of omega-3 fatty acids in the blood sufficient to strike a healthy balance between blood "thinning" and healthy blood clotting.

Comments (20) -

  • Marc

    10/26/2009 9:46:32 PM |

    Long time reader, first comment.
    Thank you for so freely sharing all the information.

    Marc

  • Daniel

    10/26/2009 11:02:46 PM |

    Thank you for this!  I have had this question for a long time given the number of things I take that "thin the blood."

  • Kevin

    10/26/2009 11:44:45 PM |

    As a veterinarian I've dispensed fish oil capsules for several years.  Some owners give so many that the dogs smell 'fishy' when seen for routine care.  The owner doesn't smell it since they're with the dog a lot.  The coats are gorgeous, something that doesn't often happen in Wyoming at 7000ft altitude.

  • Dr. William Davis

    10/26/2009 11:47:45 PM |

    Hi, Kevin--

    My two Boston terriers jump for their fish oil capsules, two every day!

    I'm glad to hear from a veterinarian that the coat sheen is indeed from the fish oil.

  • Rich

    10/27/2009 1:27:09 AM |

    Due to an afib episode a couple of years ago, I was taking 20 mg of warfarin per day, plus around 5000 mg of EPA+DHA, and never had bleeding issues.  

    My INR was always a stable 2.0.

    As I've not had an afib reoccurrence, I've replaced the 20mg coumadin with 325mg aspirin daily, and still take around 5000 mg EPA+DHA.  No bleeding issues with that combo either.

  • Catherine

    10/27/2009 3:55:32 AM |

    Glad this topic came up.
    Over the last 5 years, I've had to periodically eliminate my fish oil intake as I would start to bruise badly. My internist said she has seen this occasionally with fish oil and called it "capillary fragility." I bruise easily anyway, but it would really get bad with fish oil. So there must be some quality in fish oil that influences this.

    Then about 6 months ago I started a strong supplement change to help with my low bone density--already taking magnesium and calcium but added:
    Boron, K2, silica,pomegrantate juice, and BIG increase in vitamin D.
    I also increased omegas to 3,000 a day which I was not able to tolerate before.

    It has been over 4 months since I have had ANY bruise---which is just unheard of for me. I usually have 3-4 different bruises on arms/legs. So something in these supplements  strengthened my capillaries I guess, and I can now take high fish oil doses!
    Anyone else had a bruising problem with fish oil?

  • Dr. William Davis

    10/27/2009 11:04:59 AM |

    Hi, Catherine--

    Fascinating observation!

    I'll bet it has something to do with the vitamin D, more than anything else. Vitamin D seems to strengthen structural tissues in bones, muscle, heart valves, and perhaps capillaries and other small blood vessels.

  • trix

    10/27/2009 11:59:37 AM |

    Several years ago I bruised easily for a while and attributed it to taking garlic supplements daily.  I started taking Vit C and the bruising stopped.  I don't think it had to do with fish oil (in my case); I don't think I was taking fish oil at the time.

  • Daniel

    10/27/2009 9:37:33 PM |

    I too achieve rapid blood thinning when taking 2400mg of EPA/DHA per day. That's only 4 pharmaceutical grade capsules. Even after my vitamin d levels were normalized I still got bruising.

    I now take Vitamin K2 (MK-7 natto extract) twice a week and it's allowed me to bump my EPA/DHA up to 3600mg with no ill effects or bruising.

    It was either supplement or eat a lot of aged cheese, they both seemed to do the trick in my particular case.

  • Healthy Oil Guy

    10/27/2009 9:53:51 PM |

    Thank you for sharing this study with us.  It helps clarify whether there is a risk for blood thinning from taking fish oils.  This information may help individuals who are taking blood thinning medications and considering adding fish oils to their daily diet.

  • Dave

    10/28/2009 2:22:01 AM |

    Catherine,

    Without a doubt, your cessation of bruising was due to vitamin k2. I routinely take nattokinase, large doses of fish oil, curcumin, and other blood thinning agents, and if I don't take vitamin K2, I will begin bruising. (I also take high doses of Vitamin D). When I take K2, I have absolutely no bruising.

    Vitamin K2 has many clinical trials showing that it helps endothelium  integrity and elasticity.

    Also, grapeseed extract and pine bark extract (specifically oligomeric proanthcyanins) has the same beneficial effect.

  • Catherine

    10/28/2009 4:41:41 PM |

    Daniel,

    That's really interesting! There is a lot of research on K2's effect on strengthening weak bones. Bone fractures go down considerably when high doses of K2 are used (Japan is using K2 as osteoporosis treatment) BUT studies show it needs to be in conjunction with adequate calcium and Vitamin D---they work synergistically for bone strength.  So it makes sense that K2 and D could do the same with strengthening fragile capillaries. I am also taking the M7 natto form.

  • Catherine

    10/29/2009 12:01:36 AM |

    Dave,

    Thanks for sharing your experience with this, you've really confirmed it now for me.  I can't believe I have suffered with this for most of my life with no answers (tried high dose Vit C, grape seed, etc) and now within months on K2, there's no bruising and I can tolerate fish oil. Hope my bones are responding this well!
    This blog is so helpful....

  • Mina

    10/29/2009 12:21:31 PM |

    Thanks for posting this. The question recently came up in our office. I like your assertion that omega-3s restore the blood to normal and remove abnormal clotting. And to comment on a post above, our dog has a beautifully shiny coat and takes 2 pure EPA capsules each day!

  • Term papers

    1/26/2010 3:40:08 PM |

    I have enjoyed reading That During nearly 3 years of observation, there was no excess of bleeding events in the group taking fish oil. (In fact, the group not taking fish oil had more bleeding events, though the difference fell short of achieving statistical significance.

  • Viagra Online

    8/23/2010 6:41:39 PM |

    I've been drinking fish oil for many year and I don't have any chance in my body people use to said me that but I think it is just a rumor.

  • buy jeans

    11/3/2010 10:19:55 PM |

    I'm also especially gratified that a woman now holds our record. I'm uncertain why, but the ladies have been shy and the men remain the dominant and vocal participants in our program. Speak up, ladies!

  • moseley2010

    12/7/2010 2:37:16 AM |

    I haven't heard of this problem
    fish oil supplements. But now we know what to tell them when this sort of concern comes up. Fish oil or Omega-3 is really beneficial to health. It's just important that it comes from clean waters.

  • Jack

    3/12/2013 7:03:38 PM |

    What is an appropriate dose of fish oil for someone taking coumadin?

  • dorange

    6/15/2014 3:53:03 PM |

    Dr. Davis, when  person is taking Tamoxifen...
    (1) is it safe to take vitamin k2 or K1?
    (2) will fish oil have a role in preventing blood clots?

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Fish oil for $780 per bottle

Fish oil for $780 per bottle

At prevailing pharmacy prices, one capsule of prescription Lovaza fish oil costs $4.33 each.

Yes, you heard right: $4.33 per capsule.

What do you get for $4.33 per capsule? By omega-3 fatty acid content, you get 842 mg EPA + DHA per capsule.

I can also go to Sam's Club and buy a bottle of their Triple-Strength fish oil with 900 mg omega-3 fatty acids per capsule at $18.99 per bottle of 180 capsules. That comes to 10.5 cents per capsule. That puts the price of fish oil from Sam's Club at 97.6% less cost compared to Lovaza for an equivalent quantity of omega-3 fatty acids.

What if we repriced Sam's Club's Triple-Strength and brought it "in line" with what we pay for Lovaza? That would put the value of one bottle of Sam's Club Triple-Strength fish oil at $780 per bottle.

I take patients off Lovaza every chance I get.

Comments (16) -

  • Cathy

    8/19/2009 10:31:05 PM |

    Thanks for that.  I still take Lovaza; have been lazy about switching.  I just checked the price my mail-order pharmacy pays and it's $546 per bottle of 120, or just over $1.50 per capsule.  While considerably less than what you quoted, it's still $6 per day and $2185 per year!  I'd no idea.  Plus I take Niaspan for another $900 per year.  I'm switching to OTC for both.  No wonder insurance rates are going up!

  • John Smith

    8/19/2009 11:16:18 PM |

    It's amazing how much some of these companies will try to scam people with 'pharmacy grade' vitamins. It's easy for me to tell how much fish oil is oxidized by taste and how well it works and the best brand I've found is from trader joe's for 8 bucks a bottle. For stuff like vitamin C the process is so simple it's pretty much literally impossible to have any real difference brand to brand aside from how absorbable it is and again it's easy to tell when pills are not absorbing due to how they feel.

  • Clamence

    8/20/2009 12:26:19 AM |

    And we wonder why healthcare costs are spiraling out of control in america...

    What's sad, is the problem isn't limited to just pharmaceuticals, so many other areas like diagnostic imaging and durable medical goods are so much more expensive than they should be.

  • Dr. William Davis

    8/20/2009 1:40:55 AM |

    Do your part to reduce healthcare costs: Reject the idea that fish oil, niacin, and vitamin D should be costly prescription agents.

    Pay for them yourself for SUPERIOR preparations that you can obtain without a prescription. This small effort alone will save us all hundreds of millions of dollars.

  • Nameless

    8/20/2009 3:04:42 AM |

    Anyone know when Lovaza is going generic? I thought I read that perhaps by end of the year their exclusivity may be up, which should open up cheap prescription alternatives -- and sort of kill Lovaza's profits too.

  • Anonymous

    8/20/2009 3:09:24 AM |

    I use otc niacin at about $3 a bottle, and one of the doctors I work with asked me why I hadn't asked my doc for a prescription for Niaspan.
    I just didnt know where to begin.

    Jeanne

  • Anne

    8/20/2009 7:54:19 AM |

    Wow - I'm so surprised that there are worries about a national health care service in the US such as we have in the UK. Here, Lovaza (Omacor) costs the National Health Service £50 for 100 capsules, ie 50p per capsule !

    Of course that's not what patients pay. Patients who are charged prescription charges will pay  Â£7.20 per prescription of 100 capsules, and patients who don't pay prescriptions charges at all (approx 70% of patients), well they don't pay anything for their Lovaza....they have paid in their taxes for it already.

    But to me the biggest surprise is that the pharmacutical company that makes Lovaza charges so much less in the UK than it does in the US !

    Anne

  • Richard A.

    8/20/2009 6:32:00 PM |

    Another way to save on prescription drugs--pill splitting. Too often the smaller dose costs almost as much as the bigger dose. Getting the bigger pill and cutting it down to smaller doses can save a lot of money.

  • pyker

    8/20/2009 9:09:30 PM |

    I'm surprised we don't see scrips for "pharmaceutical-grade water", to wash these down.

  • Anonymous

    8/21/2009 2:21:12 AM |

    pyker, its called "bottled water"

  • JLL

    8/25/2009 1:38:15 PM |

    It's not really a problem that pharmacy grade fish oil is ridiculously expensive, as long as it's not illegal to sell cheaper fish oils too.

    In Europe, the trend seems to be that supplements are becoming available only in pharmacies, which can then charge extraordinary prices for everything.

  • Boris

    9/7/2009 1:22:32 PM |

    I have moderately high triglycerides at 255. My physician gave me a sample bottle of Lovazza to try which has 28 softgels. I have been taking one softgel a day.

    I have been looking into OTC fish oil supplements. Some are very diluted and some are very concentrated. Most break down the EPA and DHA content while others don't. I created a spreadsheet that collects the EPA and DHA content of several OTC fish oil supplement. In order to make a fair comparison, I adjusted my serving size for each brand name to give me about the same quantity of the essential fatty acids. The prices range from $0.11 per dosage to $1.76 per dosage.

    So once I figured out what's the most cost effective brand to buy now I have to worry and wonder about purity. Am I getting a less refined formula that will have heavy metals, PCBs, and other nasty chemicals? The words "triple distilled" mean nothing to me. I'd like to see "Contains no more than 0.010 PPM of arsenic" or something like that.

    The Lovazza might have the advantage here since the FDA probably won't let poisoned fish oil out. I have no idea what my effective price per dosage is with Lovazza since my sample bottle was free. My company takes a decent chunk of my pay for health care and I rarely use it. Maybe it's time I get my money's worth and get some subsidized Lovazza?

  • trinkwasser

    9/10/2009 2:51:21 PM |

    "I'm surprised we don't see scrips for "pharmaceutical-grade water", to wash these down."

    What, like this?

    http://www.marksdailyapple.com/bling-water/

  • Boris

    9/30/2009 4:29:47 PM |

    My one month experiment with Lovaza is over. I received a free sample bottle with 28 capsules last month from my physician. The recommended dosage was four a day but he told me to take one. I did that for one month. My triglycerides went down from 255 to 135 with no significant change in diet. My total cholesterol went down from 221 to 177, and it was all LDL. Unfortunately, my HDL levels stayed almost the same.

    So do I continue with Lovaza and get a prescription or do I get a high quality OTC like Omapure?

    I will see my physician tomorrow.

    Decisions, decisions, decisions!

  • moblogs

    3/24/2010 12:59:07 AM |

    Just want to add that Omacor (European Lovaza) costs £2 per day, while Triple Strength Omega 3 from a reputable company costs 12p per day in comparison, for roughly the same amount of EPA and DHA. You just have to take 6 capsules instead of 4.
    My jaw would've dropped if I hadn't been getting my vitamin D! Smile

  • buy jeans

    11/3/2010 9:50:53 PM |

    I can also go to Sam's Club and buy a bottle of their Triple-Strength fish oil with 900 mg omega-3 fatty acids per capsule at $18.99 per bottle of 180 capsules. That comes to 10.5 cents per capsule. That puts the price of fish oil from Sam's Club at 97.6% less cost compared to Lovaza for an equivalent quantity of omega-3 fatty acids.

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Let's soak 'em with fish oil

Let's soak 'em with fish oil

If you don't think that charging drug prices for fish oil is wrong, take a look at a letter from an angry Heart Scan Blog reader:


Hello Dr. Davis,

My 44 year old brother had an MI [myocardial infarction, or heart attack] in June. He got pushed around due to "bad government insurance," a state-run program for the "uninsured": government pays 1/3, job pays 1/3, and individual pays 1/3.

What they didn't tell him is that there is no major medical coverage and little to no prescription coverage. We fought for 4 months to get him open heart surgery that the insurance was not going to pay for.

Now, with no assistance, terrible insurance, and no disability he has little to no income. He is a heavy equipment mechanic and is trying to be the "good American"-- take care of his bills, not file bankruptcy, etc.

Anyway, the doctors never seem to pay attention to what they prescribe. Lipitor was not working for him, due to side effects. Now they want to give him Zetia and Lovaza....Zetia at $114, and Lovoza is $169.85! Wow! For dead fish???? I think this is a little fishy! I looked up Lovaza, gee how nice, they will give you a $20 coupon....

Forget it, he can't afford this stuff. So I am enrolling in the Zetia program for him. And trying to get him OTC [over-the-counter] fish oil. The most prevalent fish oil around here (that I take myself is) Omega 3 Fish Oil that has EPA 410mg, DHA 274.

Thanks for your blog. It made me feel better that I wasn't the only one outraged by this stuff. I 've been a nurse for 20 years and it just never seems to get better. Thank you for your wisdom.

Sincerely JP, Tennessee



Had this reader not been aware that her brother could take fish oil as a nutritional supplement, he likely would have been denied the benefit of omega-3 fatty acids in slashing the risk for recurrent cardiovascular events. You and I can buy wonderfully safe and effective fish oil as a nutritional supplement, but there won't be a sexy drug representative to sell it, nor an expensive dinner and payment for a trip to Orlando to hear about it.

Comments (12) -

  • Richard A.

    2/8/2010 5:47:27 PM |

    Why expensive Zetia. Niacin appears to outperform Zetia.

    http://www.webmd.com/cholesterol-management/news/20091116/niacin-tops-zetia-in-cutting-artery-plaque

    While in this study the expensive Niaspan was used, you can by Slo-Niacin dirt cheap.

    http://www.costco.com/Browse/Product.aspx?Prodid=11118583

  • Ateronon

    2/8/2010 7:24:40 PM |

    Why do insurance companies pay for Lovaza? They are usually very picky and Lovaza would seem an obvious "soak" job?

    How did it get on approved drug lists?

  • Jenny

    2/9/2010 12:05:32 AM |

    Dr. Davis,

    Your correspondent should tell his brother to ditch the Zetia too. The research makes it clear it does not prevent heart attack and may worsen health. Statins appear to be helpful because of their impact on inflammation, not because they lower LDL cholesterol. Zetia lowers cholesterol in a mechanical way that has no impact on inflammation.

  • zach

    2/9/2010 1:16:17 AM |

    Why is a 44 year old being subjected to open heart surgery? Quacks.

  • Rick Loftus, M.D.

    2/9/2010 2:05:01 AM |

    As an internist not categorically opposed to statins (although I agree with starting with nutrition first, which is why I read this blog), there are generic alternatives for this person's brother. If my patients need Western drugs, I start with cheap generics whenever possible. Zetia has dubious benefits of ANY kind, and costs a fortune. And of course Dr. D is right that there are many cheaper sources of fish oil; I usually point my patients in that direction.

    I often feel "standard" American-style medical practice is intended to waste as much money as possible. People need to be able to trust their docs to execute plans that are not only based on the research evidence, but are cost effective. There is no culture of cost-effective medicine in this country, because health care was defined by the Americans as a for-profit arena.

    "Prescribe unto others as you would have them prescribe unto you."

  • Anonymous

    2/9/2010 4:39:50 AM |

    Lovaza fills a void created by bad government and insurance policy. According to IRS rules, over the counter supplements cannot be covered by many insurance handlers. My work's HSA is like this. Fish oil / omega-3 is technically considered an over the counter supplement. The folk making Lovaza more than understand the benefits of omega-3 and want to sell it to the folks who want their insurance to pay for it. So they made it into a "drug" and sell it as such. It's a brilliant marketing plan and it seems to be working for them. The sad part is that it is working! It shouldn't! Same thing goes with Lovastatin. Why not take a good red yeast rice? Oh well... you pay for what you don't know.

    -- Boris

  • Anne

    2/9/2010 8:04:37 AM |

    Your post, Dr Davis, seems more a call for better health care, the kind we here in the United Kingdom get under our National Health Service, than a call for different fish oils or different meds.

    The NHS does have it's problems, sure, but they're nothing like the problems this person you describe has.

  • tom

    2/9/2010 1:09:59 PM |

    It's ironic that her brother is trying to be a "good" American by paying his bills and not filing bankruptcy.
    If only his doctors, insurance companies, and drug mNUFcturers had a similar ethic.  It seems that for them, being a good American is maximizing their income regardless of who they take it from.
    Ordinary Americans have been sold this "good" American concept from birth.  It's propaganda.  Far too many special interests have used it to enrich only themselves.

  • Alfredo E.

    2/15/2010 9:09:26 PM |

    Your brother should not be paying anything for drugs to lower cholesterol.

    Cholesterol is not the enemy, nor is saturated fat.

    The real enemy is chronic inflammation that comes from several sources but mainly from a high grain diet (too much omega 6).

    Please, read http://www.omega-3-fish-oil-wonders.com/good-fats.html

    Best wishes,
    Alfredoe

  • beverly

    3/3/2010 3:19:19 PM |

    I have read with interest the comments concerning Lovaza. I was put on it in 2008. I have tried numerous times to ask GSK through emails & ph calls the calorie make up in the gelcap. No one seems to know! Not the Doctor who put me on it, the pharmacist, or anyone from GSK!!! As a diabetic who has lost 140 lbs, following my diet plan is very important to me. Any suggestions on who can make them give up the big calorie secret?
    Thanks,
    Beverly

  • buy jeans

    11/3/2010 10:20:24 PM |

    Had this reader not been aware that her brother could take fish oil as a nutritional supplement, he likely would have been denied the benefit of omega-3 fatty acids in slashing the risk for recurrent cardiovascular events. You and I can buy wonderfully safe and effective fish oil as a nutritional supplement, but there won't be a sexy drug representative to sell it, nor an expensive dinner and payment for a trip to Orlando to hear about it.

  • Dave

    5/31/2011 4:43:42 AM |

    Beverly,
    A rough estimate for the caloric content of each Lovaza capsule would be approximately 8-10 calories.  Since each capsule contains roughly 1 gram of total fat.

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Interview with world heart scan authority, Dr. John Rumberger

Interview with world heart scan authority, Dr. John Rumberger












Dr. John Rumberger has, from its start, been a good friend of the Track Your Plaque program.

We are very proud to have his friendship. Dr. Rumberger is not only a world-renowned scientist in the world of cardiac imaging and heart scanning, but also a humanitarian and gentleman. From the very first day I met Dr. Rumberger many years ago, when he answered my many silly and naive questions about heart scans, I came to appreciate his deep and genuine interest in improving the world of heart disease detection.

I tracked Dr. Rumberger down from his busy schedule, now on a new project at the Princeton Longevity Center in Princeton, New Jersey.




TYP: Dr. Rumberger, we understand that your career has taken a new direction. Can you tell us about your current project?

Dr. Rumberger: I have not really taken a new direction, but further expanded on my opportunities.

I remain Medical Director of PrevaHealth Wellness Diagnostic Center (formerly Healthwise) in Columbus, Ohio. At that center, we see patients referred by their doctors for further refinement in cardiac risk stratification using heart and body scanning. However, by only doing scans alone there are limited opportunities for me to react in a meaningful way with the individual patients and thus I miss opportunities to do direct one-on-one teaching.

Currently, I spend most of my time in Princeton, NJ as Director of Cardiac Imaging for the Princeton Longevity Center. At the PLC, we perform comprehensive medical examinations along with screening CT scans, blood work, fitness and diet consultation to affect a more thorough one-on-one experience. Each patient then receives a comprehensive de-briefing.

In addition, since I have been involved with cardiac CT for now nearly 24 years, the PLC also affords me an opportunity to develop a CT coronary angiography training program for cardiologists and radiologists (www.cardiaccta.us). Together, these new efforts are merely an extension of my interests in prevention, patient care, and teaching.



TYP: Based on your book, The Way Diet, we understand that you advocate gravitating away from processed foods and incorporating more nuts, monounsaturated oils, lean proteins like fish, and a reduction in processed carbohydrates. You’ve also been a proponent of the Mediterranean diet that demonstrated a dramatic reduction in cardiovascular events in the Lyon Heart Study.

Has your philosophy or practice regarding nutritional strategies evolved or changed in any way since your book was published?

Dr. Rumberger: No, the strategies put forward in The Way Diet have, if anything, been reinforced by further and further research in selecting foods that are naturally high in anti-oxidants with lean sources of protein and reduced intake of processed sugar-containing preparations. The book, however, is what I call a ‘philosophy’ book which looks at three major aspects: proper diet, adequate exercise, and stress management. I also include some recipes which follow the dietary plans, but are done using ingredients that are commonly found in the average home.



TYP: We regard you as the source of much of the wisdom in heart scanning as the basis for early heart disease detection. Much of the original and subsequent scientific data, in fact, bears your name. Can you touch on some of the new directions your research has taken over the past couple of years?

Dr. Rumberger: We have come a long way from the beginning and there is a long way to go to get this incorporated into routine preventive care in the United States.

The most recent research has provided not so much more information as continuing to reinforce the old research. As I always say: if your research continues to show the same thing, then maybe there is a clear pattern here! The biggest challenge is getting this message into the mainstream and also trying to get cardiologists (and internists and, in fact, the general public) away from ‘stenosis’ detection to define the real cause of heart attacks (plaque) and into ‘plaque detection.’ This is where basic heart scanning has the greatest potential to reduce the expanding burden of heart disease.

You may be aware of our SHAPE initiave in which an international group of cardiologists and scientists have advocated getting a heart scan FIRST and then, if abnormal, checking your cholesterol values; rather than using cholesterol (which is valuable, but highly variable in predictive power) to determine who needs medications or further testing. The heart scan can define the current level of plaque and THEN you can determine what to do about it. [See the Track Your Plaque report on the release of the Shape Guidelines at SHAPE Guidelines]



TYP: We understand that you are performing CT coronary angiography in your center. What are your thoughts on the role of CTA in 1) screening for coronary disease, and 2) its role in the diagnostic process?

Dr. Rumberger: CT coronary angiography (CTA) is an incredible method to really define the extent of disease, beyond just coronary calcium. Its role is most appropriate in ruling OUT a significant ‘stenosis’ while really defining the absence or presence (and thus ‘how much’) of plaque. It is the ultimate ‘plaque detector’. CTA is best used in patients who have some symptoms, but in whom the clinician feels may NOT have clear cardiac chest pain. By risk-stratifying using CTA, we also gain information about heart size, heart function, whether there is prior heart damage, as well as other important information. This then becomes a very universal means to risk-stratifying individuals.



TYP: Thanks for your wonderful insights, Dr. Rumberger! We look forward to hearing about your future projects and research directions.





About John Rumberger, PhD, MD:

Dr. Rumberger is among the world's leading authorities on cardiac and vascular imaging using EBT and CT Scanning. Dr. Rumberger was among the first to pioneer the use of new CT technologies for heart scanning. He currently serves as Director of Cardiac Imaging at the Princeton Longevity Center, Princeton, NJ.

Dr. Rumberger is formerly Professor of Medicine and Consultant in the Department of Cardiovascular Diseases at the Mayo Clinic in Rochester, Minnesota. Dr. Rumberger received his doctorate in engineering from The Ohio State University in 1976 and graduated from the University of Miami School of Medicine in 1978.

During his over 20 year career as a clinician, educator, and researcher, Dr. Rumberger has published nearly 500 scientific papers and book chapters. He has lectured worldwide on EBT, early heart disease diagnosis, and wellness. He is an Established Investigator of the American Heart Association and a Founding Member of the International Society of Atherosclerosis Imaging. Dr Rumberger is an active Reviewer for the Journal of the American Medical Association, Archives of Internal Medicine, and the New England Journal of Medicine.

Comments (1) -

  • buy jeans

    11/3/2010 6:46:21 PM |

    In addition, since I have been involved with cardiac CT for now nearly 24 years, the PLC also affords me an opportunity to develop a CT coronary angiography training program for cardiologists and radiologists (www.cardiaccta.us). Together, these new efforts are merely an extension of my interests in prevention, patient care, and teaching.

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No wonder nobody talks about real prevention

No wonder nobody talks about real prevention

Take a look at this eye-opening statement taken from a well-written NY Times article about Dr. Arthur Agatston, the South Beach Diet and now South Beach Heart Program books:


'We have made major improvements in prevention,” Dr. Gregg W. Stone, the director of cardiovascular research at Columbia University, says. “But it’s difficult. It takes frequent visits, a close relationship between a physician and a patient and a very committed patient.'

Which is exactly the atmosphere Dr. Agatston’s practice tries to create. Nurses there give patients specific cholesterol goals to meet and help them deal with the side effects of the drugs they are taking. A nutritionist, Marie Almon, meets with patients frequently enough to discuss real-life issues like how to stick to a high-fiber Mediterranean diet even on a cruise or a business trip.

There is only one problem with this shining example of a medical practice: it is losing money.



From NY Times, January 24, 2007. What’s a Pound of Prevention Really Worth? (Find the full text at http://www.nytimes.com/2007/01/24/business/24leonhardt.html?ex=1172379600&en=4268a738e82857da&ei=5070.)

It gets at one of the fundamental reasons why your cardiologist will probably never talk to you about an intense approach to prevention: it doesn't pay. Because John Q. Cardiologist focuses, instead, on how to increase procedural volume, train how to put in the next best defibrillator, etc., there is little consciousness about preventive issues. Just the simple matter of taking fish oil causes their eyes to glaze over.

That's why the Track Your Plaque program exists: it is a portal for the kind of information you cannot get. Of course, you could read all the scientific studies, attempt years of trial and error, and try to gain a sense of how to do this yourself. Or you could follow this program. We are proud to not worry about generating procedural profits. We ar unbiased by drug or medical device money. We say exactly what we mean.

By the way, we are on a current push to really "beef-up" our online discussions via real-time chat. Long-term, we'd like to be able to offer chat with our staff many hours every day. Be patient. It will happen, but not today.
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Roger's near-miss CT angiogram experience

Roger's near-miss CT angiogram experience

Heart Scan Blog reader, Roger, described his near-miss experience with CT coronary angiograms.

Hoping to obtain just a simple CT heart scan, he was bullied to get a CT coronary angiogram instead. Roger held strong and just asked for the test that we all should be having, a CT heart scan.


I posted yesterday that I was about to have my first CT heart scan...well, it was an interesting experience for reasons I coudn't possibly have anticipated. Dr. Davis has commented in the past on the confusion in the media about the difference between a CT calcium score scan, and a CT angiography, the latter requiring a far higher dose of radiation. I assumed this was a source of confusion only among patients and lay folks, but, lo and behold, I discovered today that doctors--or at least their helpers--can be just as confused.

Here's my story:

After checking in, I asked the receptionist to see if she had any information on whether my medical insurance was covering the scan. She called someone, and I heard her say over the phone, "He's here for a CT angiogram." At that point my ears perked up. I explained I wasn't here for a CT angiogram, only a regular CT scan. "Well, do you want to call your doctor and talk about this?" she asked. No, I said, I would like to ask one of their folks to verify exactly what test my doctor had ordered. As luck would have it, the technician was walking by at that point. "Is this a CT angiogram?" the receptionist asked. "No, it's just a CT calcium score scan" was the reply. But apparently the technician had been unclear herself, and had called my doctor just to verify. In other words, the "default" procedure they were accustomed to doing at this august Houston vascular clinic was a CT angiogram.

In fact, my appointment was even listed on their calendar as a "CT angiogram." For all I know, my insurance will be billed for the same. Later, during the procedure, the technician acted surprised I wasn't doing the "full test." I explained I had minimal risk factors (actually only one, an HDL of 34 a couple of years ago, which has since been raised to 50 partly as a result of taking advice from this site), but that my doctor was progressive (he is an MD for the Houston Astros) and thought it was a good idea since there is heart disease in my immediate family. My doctor did indeed prescribe only a CT calcium score scan, but it seems to have been an order that this clinic, at least, wasn't all that used to seeing.

So, I guess the message is: we have a lot of educating to do. Had I not been a faithful reader of these pages, I certainly wouldn't have known what kind of test I was about to get, or what questions to ask!

As for the heart scan itself, a piece of cake. If you can hold your breath, you can take this test. Just be sure it is the right one!



Why the "push" towards CT coronary angiograms and not "just" a CT heart scan? Well, I know it's shocking but it's . . . money!

CT coronary angiograms yield around $1800-$4000 per test. CT heart scans yield somewhere around $200. Though the scan center support staff might not care too much about the money themselves, their administrators likely make the cost distinctions clear to them.

Another reason: Most scan center staff, ironically, don't understand what a heart scan means, nor do they understand how it might serve to launch a program of prevention. They do understand that severe blockage by CT angiogram "needs" to be stented or bypassed. So they push patients towards things they understand.

Nobody makes money from CT heart scans, just as nobody makes money from a mammogram. Heart scans also don't lead to heroic, "lifesaving" procedures. They just lead to this sleepy, unexciting, inexpensive thing called prevention.

Comments (13) -

  • Mark K. Sprengel

    6/28/2009 11:35:08 AM |

    I had a friend that recently went for a heart scan. He said his score was zero. Is that possible?

  • Anonymous

    6/28/2009 4:31:52 PM |

    I hope the USA can see its way to some sort of national standards for State run medicare. As recent events show, if you have the will, the money will be found.

    I live in Ontario, Canada and only had to ask my primary care physician in order to get a CT angiogram (did not know about the Calcium score at the time) It's cost is covered under our social medicine program OHIP.

    A new study shows 30% drop in mortality from CD

    http://www.theheart.org/article/980589.do

  • Anna

    6/28/2009 5:30:18 PM |

    Sure it is.  My score was 0.  That's despite doing quite a bit in direct opposition to the AHA recommended dietary advice:

    -no wheat/gluten at all (whole or refined)
    -very few, if any grains (whole or refined)
    -very low sugar and starch consumption (low carb)
    -pastured red meat several times a week (bison, beef, or pork)  with normal ferritin level
    -high saturated fat consumption (grassfed butter, coconut oil, home-render lard)
    -whole fat dairy (incl raw whole milk and raw milk aged cheese)
    -no attempt to artificially increase fiber, though there's probably a fair amount of fiber in the ample fresh non-starchy veggies I consume
    -2 to 3 "backyard" eggs cooked in ample butter nearly daily for breakfast

  • fred88

    6/28/2009 7:04:06 PM |

    i am 72 years old my calcium score is zero.2 yrs ago i was diagnosed with angina.i took the linus pauling protocol and cured my heart disease.on march 20th 2009 i had a calcium score scan and astounded my cardiologist as my arteries were completely cleared.vitamin c and amino acid is cheap and available. no money in it for doctors.discredited by medical profession.

  • Jim the Guacamole Diet guy

    6/29/2009 5:54:45 AM |

    "Why the "push" towards CT coronary angiograms and not "just" a CT heart scan? Well, I know it's shocking but it's . . . money!"

    No, surely not.

  • billye

    6/29/2009 11:12:29 AM |

    Rogers experience brought back an unpleasant near miss CT Angiogram memory of an episode that I had while being in the hospital 5 years ago. I was  brought in with congestive heart failure-EF 20/25,  Now Don't think you are soon to lose a faithful reader, my EF is now 45/50, due to Aranesp injections, that I am doing exceptionally well on.  My anemia is now under fabulous control.
    But, I digress, one day while in the hospital a beautiful young lady with long flowing hair wearing a white coat and stethoscope came in to see me and identified her self as the cardiologist assistant. She quickly started to promote me to have an angiogram.  I refused. The hospital cardiologist came to see me and I told him not to send me any more sales reps. (he must have learned this technique from big Pharma with all their beautiful drug sales reps). I never did have that apparently unnecessary needless invasive procedure done.  Guess what?, I lived to tell the story.

  • Jim, Guacamole Diet

    6/29/2009 1:03:19 PM |

    One morning last year, I drank way too much strong tea. A few hours later, I had chest pains and tachycardia. I had forgotten about the tea, which with hindsight  was the obvious cause, and I went to an emergency room.

    By the time I got there, the pain had gone, and I should never have stepped into the ER waiting room.

    As soon as they got their hands on me, they wouldn't let me go, claiming that insurance wouldn't pay if I left against doctors' orders. They quickly ran up any thousands of dollars of expensive tests, all of which came back fine.

    They were very unhappy that I refused a coronary artery stent.

    My ejection fraction was 65.

  • Anna

    6/29/2009 6:09:24 PM |

    Anonymous in Canada,

    "A new study shows 30% drop in mortality from CD"

    Yes, modern medicine "saves" more people all the time.  

    But is the *incidence" of CD dropping? or is medicine just getting better at treatment.  I want to avoid CD, not just be saved from it.

    I used to be a strong believer that the US needed a universal medical care system similar to Canada and the UK.  Now that I have had a closer look at the UK's system over the last 14 years (in-laws are there) and have experienced the profound lack of primary prevention under a US HMO system (healthcare rationing), I'm not-so-sure.  

    Sure, we are a rich nation and we should be able to afford decent healthcare for everyone.  The current system is for haves and have-nots with the in-betweens really getting pinched.  And furthermore, the haves don't get nearly the quality of care that they pay through the nose for anyway (though many don't realize it).  

    But I can't see how turning over the decisions to government is going to be any better than it has been to turn over decisions to HMP insurance companies and accountants.  In fact, it could get worse.  Especially since government has turned into the handmaiden for special interests.  As much as I think it should happen, I have a hard time getting behind the proposals.  Be careful what you wish for, you might get it.

  • Anonymous

    6/30/2009 12:51:29 AM |

    ok fred88, you almost got me excited....until I saw the oral EDTA chelation.... I'm calling BS by association

  • Kent

    6/30/2009 1:54:06 AM |

    Fred,

    I've heard a mixture of reports on the Pauling protocol with varied success. Can you give a little more detail as to how much vitaming C, L-Lysine, etc. you took per day at what intervals, and the time duration you believe it took for the protocol to do it's job?

    Thanks,
    Kent

  • TedHutchinson

    6/30/2009 8:39:34 AM |

    Pauling Protocol in PDF format
    take note of this section
    The half-life of vitamin C in the bloodstream is 30 minutes.  
    Linus Pauling advised taking vitamin C throughout the day in divided doses. The Hickey/Roberts Dynamic Flow theory predicts that taking vitamin C  every four hours will produce the highest sustained blood concentrations. Take more before bedtime.

    I use a time release formulation

  • buy jeans

    11/3/2010 8:25:24 PM |

    CT coronary angiograms yield around $1800-$4000 per test. CT heart scans yield somewhere around $200. Though the scan center support staff might not care too much about the money themselves, their administrators likely make the cost distinctions clear to them.

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