Oct 30 2026

george

November 2026 QQ: Antifibrinolytic

Our November QQ asks: “Which is an antifibrinolytic used to control bleeding?” Antifibrinolytics are part of a series of therapeutics used to control hemorrhage in acquired or congenital bleeding disorders or in preparation for potentially bloody surgeries. The key reference for this question is Murphy MC, Klein HG. Blood Component and Pharmacologic Therapy for Hemostatic […]

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Oct 30 2026

george

October 2026 QQ: Anti-Phospholipid Antibody Summary

Our October 2026 quiz, with 32 respondents, asked, “Which is NOT an antiphospholipid antibody?” The answers reveal participants’ wisdom: Anti beta-2 glycoprotein 1: 1 (3%) Alpha-2 antiplasmin: 23 (72%) Lupus anticoagulant: 1 (3%) Antiprothrombin: 7 (22%) Anticardiolipin: 0 The only mislead that attracted respondents was antiprothrombin, a relatively rare APL that is associated with bleeding. […]

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Quick Question Archive

Aug 31 2026

george

September 2026 QQ: Anticoagulant Therapy for LAC Patients with VTE

Our September 2026 Quick Question is a poll that asks: In your facility, what AC is used for LAC patients with VTE? Anti-Xa DOAC  Anti-IIa DOAC  Warfarin  Aspirin  None AC therapy is indicated for VTE, including VTE and fetal loss associated with the presence of chronic LAC in the plasma. The commonly used anti-FXa DOACs […]

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Anticoagulant Therapy

Aug 31 2026

george

August 2026 QQ Summary: Coagulation Control Proteins

Our August 2026 QQ asked: “Which is NOT an endogenous coag control protein?” Our 29 participants answered… 1. Antithrombin: 1 (3%) 2. APC: 2 (7%) 3. TFPI: 4 (14%) 4. VKA: 22 (76%) VKA is the correct answer. VKA is the general term for the therapeutic anticoagulant warfarin (once called Coumadin®), which suppresses vitamin K […]

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Bleeding Disorders

Jul 28 2026

george

August 2025 QQ: Coagulation Control Proteins

Our August 2026 Quick Question is a simple quiz that asks, “Which is NOT an endogenous coag control protein?” This is your opportunity to review the plasma-based coagulation mechanism and recall the functions of the control proteins, available in our Educational Module entitled Coagulation Overview. One of these is NOT an endogenous control protein for […]

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Quick Question Archive

Jul 28 2026

george

July 2026 QQ Summary: VWD Therapeutic

Our July 2026 QQ asked: What VWD therapeutic is NOT a replacement factor? Our 24 participants responded… Desmopressin: 18 (75%) Humate P: 1 (4%) Vonvendi: 4 (17%) Wilate: 1 (4%) VWD bleeding is first managed by applying “PRICE:” protection, rest, ice, compression, and elevation. Next, desmopressin (DDAVP) is administered via injection, infusion, and, in Europe, […]

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Jun 26 2026

george

July 2026 QQ: VWD Therapeutic

We commemorate the 1926 publication by Finnish physician, Eric von Willebrand, Von Willebrand, E A (1926). “Hereditär pseudohemofili”. Finska Läkaresällskapets Handlingar (in Swedish). 68: 87–112. Dr. von Willebrand’s title, “Hereditary Pseudohemophilia,” was updated to our current name, von Willebrand disease, in the late 1930s, and the responsible protein was named von Willebrand factor in 1971. […]

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Bleeding Disorders

Jun 25 2026

george

June 2026 QQ Review: VWF Gain of Function

Our June 2026 QQ, which drew 30 responses, asked, “What VWD subtype is caused by a VWF gain of function?” Here are your responses: VWD type 1: 3 (10%) VWD subtype 2A: 1 (3%) VWD subtype 2B: 24 (80%) VWD subtype 2M: 2 (7%) VWD subtype 2N: 0 VWD type 1 is the quantitative form […]

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Bleeding Disorders

May 29 2026

george

June 2026 QQ: VWF Gain of Function

In keeping with our “100 Years of VWD” theme, our June 2026 Quick Question, which appears in the right-hand column, asks, “What VWD subtype is caused by a VWF gain of function?” Gain of function refers to VWF with enhanced binding avidity to the platelet GP1b binding site. For assistance, navigate to our Informative Module, […]

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May 29 2026

george

May 2026 QQ: “Proconvertin” Response

Our May 2026 Quick Question was a quiz and a “walk down memory lane.” Our 28 responders to the lead, “What factor was once named Proconvertin or SPCA?” responded as follows: IV: 2 (7%) V: 4 (14%) VI: 1 (4%) VII: 18 (64%) IX: 3 (11%) We’ve largely abandoned our proper noun terminology except for […]

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Quick Question Archive