A Clearinghouse for Information about Blood Clots (DVT/)PE) and Clotting Disorders (thrombophilia) provided as a public service by the University of North Carolina Blood Research Center

List of posts


  • Stephan Moll, MD writes (last updated: Sept 9th, 2020)… Background:  Hospitalized patients with COVID-19 are at increased risk for thrombosis – DVT, PE, and may be pulmonary micro-vascular thrombosis that possibly contributes to respiratory failure; arterial events appear to occur less commonly. Scientific/clinical data on prevalence of thrombosis, best prevention, and optimal therapy are limited.

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  • The ACCP Chest Guidelines have been the main guide over the last more than 2 decades for evidence-based recommendations on best management of anticoagulants for various indications, including DVT and PE.  The 10th edition of the chapter on DVT and PE management was published in Jan 2016 [ref 1]. Unfortunately, the guideline is not available for non-subscribers.

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  • Stephan Moll, MD writes… Can patients on anticoagulants safely scuba dive?  In general: “Yes”.  Many people who take anticoagulants are able to safely dive.  However, there are a few things to consider:

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  • Stephan Moll, MD writes… A plain language summary for patients and interested public about homocysteine and the MTHFR mutations and their relevance in respect to thrombosis was  published today in the journal Circulation (link here). Reference:  Moll S, Varga EA.  Homocysteine and MTHFR Mutations. Circulation. 2015;132:e6-e.

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  • Stephan Moll, MD writes:  Interesting and relevant publication today in the New England Journal of Medicine (NEJM)

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  • Stephan Moll, MD writes… A publication in the New England Journal of Medicine today reports on the use of the Pradaxa® (Dabigatran) antidote Idarucizumab in patients on Pradaxa® who present with major bleeding or require urgent surgery [ref 1]. 

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  • Stephan Moll, MD writes… An information article on various aspects of thrombophilia, written for patients and family members, was published today – available here – as a Vascular Disease Patient Information Page in the journal Vascular Medicine.  It addresses (a) in which patient with venous thromboembolism to consider thrombophilia  testing, (b) what tests might be appropriate to do, (c) how the test results

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  • Stephan Moll, MD writes… The annual American Society of Hematology (ASH) meeting took place in Dec 2014 in San Francisco.  A summary of the clinically relevant thrombosis and anticoagulation presentation and abstracts is presented here (Top 10 ASH Highlights).   Disclosure: I have been a consultant to Portola, Daiichi, Janssen, and Boehringer-Ingelheim.  Last updated: Jan

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  • Stephan Moll, MD writes…. Today (Jan 8th, 2015) the FDA approved yet another new oral anticoagulant, Savaysa (edoxaban), for the treatment of DVT and PE, as well as for atrial fibrillation. The FDA press release  is here (link).  Savaysa is the 4th of the NOACS now approved for VTE treatment. This table summarizes the differences, advantages and disadvantages comparing the 4 drugs. The

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  • Stephan Moll, MD writes (Dec 17, 2014)…  The American Society of Hematology (ASH) published last week as part of its Choosing Wisely® campaign two things that physicians dealing with DVT, PE and anticoagulants should avoid [ref 1].

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  • Stephan Moll, MD writes (on Dec 8th, 2014)… A publication this week in the New England Journal of Medicine reports on an investigational drug that protects patients from VTE without increasing the risk of bleeding [reference below]. Too good to be true? Possibly, but may be not. Additional studies will have to tell.

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