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Commentary on the VWF Case

From Dr. Emmanuel Favaloro: “I noted the September 30 post with the interesting case study on VWD. I was honoured to be asked to write a commentary on same. Not that I want to steal Kristi’s thunder, but in the interests of equity, etc, and because one of our last cases was similarly interesting, I thought your […]

Bleeding Disorders

VWD Case Study

George just received permission from author Kristi Smock, MD to post a link to this excellent July Am J Clin Chem case study on von Willebrand disease.

Bleeding Disorders

FDA Offers 10-26-15DOAC Management Workshop

The US Food and Drug Administration is offering an all-day October 26, 2015 workshop on the in vitro diagnostic management of direct oral anticoagulants in Silver Spring, MD. Click below for a flyer and registration link. /sites/default/files/fda_doac_workshop.pdf

Don’t Normalize the DRVVT Ratio

A new note from Sheila Minor: Hi George! Thank you for responding to my question in regard to using an intermediate sensitivity PTT reagent for general screening and heparin management and a LAC-sensitive reagent like PTT–LA for LAC detection. I have one more question about reporting the results of the DRVVT/Confirm and Ratio results. I […]

Lupus Anticoagulant

ISLH Call for Nominations

Here is a call for nominations supporting the International Society for Laboratory Hematology: Dear ISLH Members and Colleagues, I am writing to you to help the ISLH Nominations committee identify candidates to fill four councilor positions. Councilors are non-voting members of the ISLH Board. They are invited to attend the annual Board meeting held […]

Meds that Contain Aspirin

Angela Phillips from St. Jude Children’s Research Hospital asks, “We are looking for a listing of medications that contain aspirin/salicylates to compile a more detailed list in our coagulation laboratory (mainly for normal donor testing for control samples, etc.). Do you have this information or can you give me a resource that does? I found […]

Antiplatelet Therapy

ISLH Webinar Tomorrow

Here is a last-minute notice for an ISLH Webinar on anemias related to coagulation issues.

Anti-Xa Nomenclature

FF Participants, the PTT versus Anti-Xa entry has morphed into a discussion of anti-Xa nomenclature, so I’ve decided to start a new thread. Be sure to link back to the prior thread to see where this is coming from. From Dr. Favaloro: Couldn’t resist adding my support to this. We have moved away from “anti-Xa” […]

Anticoagulant Therapy

Idarucizumab for Dabigatran Reversal

Some recent news about dabigatran reversal, a report on the REVERSE-AD study, is reported in The Heart.Org.

Anticoagulant Therapy

FDA Registration

Message from “Ray:” How can companies run ads for non-cleared or approved devices that say “FDA registered?” Thank you, Ray, This issue comes up from time to time, and we addressed it in a March 13, 2015 post. FDA registration does not necessarily imply that a device is approved or cleared, as defined in this […]

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George Fritsma is a medical laboratory scientist, educator, and author. George is a member of the International Society on Thrombosis and Hemostasis, the International Society for Laboratory Hematology, and the American Society for Clinical Laboratory Science.

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