Mild thrombocytopenia - Platelet levels between 101,000 and 140,000 per microliter of blood. Moderate thrombocytopenia - Platelet levels between 51,000 and 100,000 per microliter of blood. Severe ...

Gray platelet syndrome is an inherited disease that can cause mild to moderate bleeding ... Gray platelet syndrome gets its name from how the platelets in people with this condition appear ...