Our QQ this month is a quiz question with one correct answer. You perform platelet aggregometry. Aggregation results are normal in response to all agonists except ristocetin. You rule out VWD. What diagnosis could it be?

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Bernard-Soulier syndrome
61% (36 votes)
Glanzmann thrombasthenia
24% (14 votes)
Aspirin-like syndrome
8% (5 votes)
Storage pool deficiency
7% (4 votes)
Total votes: 59