Bernard Soulier syndrome is due to defect in: (A) GP IB/IX, (B) GP IIB/IIIa, (C) Fibrinogen, (D) vWF
Answer is A. Bernard-Soulier syndrome (BSS), is a rare autosomal recessive bleeding disorder that causes a deficiency of glycoprotein Ib(GpIb), the receptor for von Willebrand factor Causes Mutations in GP1BA, GP1BB and GP9 Diagnostic method Flow cytometry analysis Treatment Platelet transfusion