Cardiology

Relative risk for CVT up after AZD1222 COVID-19 vaccine

The relative rates of hospital contacts for coagulation disorder and cerebrovascular disease are increased after AZD1222 COVID-19 vaccination, particularly for thrombocytopenia and cerebral venous thrombosis, according to ...

Oncology & Cancer

SCCM: circulating histones for most with thrombocytopenia

(HealthDay)—Most patients with thrombocytopenia have circulating histones, according to a research letter published online Feb. 22 in the Journal of the American Medical Association to coincide with the Society of Critical ...

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Thrombocytopenia (or thrombopenia) is a relative decrease of platelets in blood.

A normal human platelet count ranges from 150,000 to 450,000 platelets per microlitre of blood. These limits are determined by the 2.5th lower and upper percentile, so values outside this range do not necessarily indicate disease. One common definition of thrombocytopenia is a platelet count below 50,000 per microlitre.

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