Disorders | Cause
| Laboratory findings and clinical correlation |
Gray-platelet syndrome | Absence of alpha granules | Presence of large platelets, and thrombocytopenia
|
Wiskott-Aldrich syndrome | Decreased number of alpha granules and dense bodies | Presence of small platelets, thrombocytopenia and low mean platelet volume (MPV) |
Hermansky-Pudlak syndrome | Lack of dense body granules
| Patients exhibit oculocutaneous albinism |