A 5 year old male is sent for a hematology consult due to ex…
A 5 year old male is sent for a hematology consult due to excessive nose bleeds. It is noted that he has a lot of gingival bleeding and bruises easily. Platelet aggregation shows the following: Wave 1: ADP. Wave 2: Collagen Wave 3: Epinephrine. Wave 4: Ristocetin The MLS ran one more aggregation study and found no response when the patient’s platelets were mixed with a combination of ristocetin and reagent-based vWF. What is this patient’s Disorder of primary hemostasis?