Platelet adhesion defect

• Bernard Soulier syndrome: giant plt, large megas
• VWD type 2B: giant plt, VWF mutation
• Montreal platelet syndrome: giant plt
• pseudo VWD: GP Ib mutant -> increased affinity for VWF -> removal from circulation

Secretion defect

• Gray platelet syndrome
• Wiskott-Aldrich syndrome
• X linked thrombocytopenia
• Hermansky Pudlak syndrome
• Chediak Higashi

MYH9

• May Hegglin anomaly
• Epstein syndrome
• Fechtner syndrome
• Sebatian platelet syndrome

Kasabach Merritt syndrome