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PubMed COVID-19 Clinical Care

1101 - 1110 of 5937 results found

Thrombotic anti-PF4 immune disorders: HIT, VITT, and beyond

Date
Saturday, December 09, 2023 - 4:00 AM
Description
Antibodies against the chemokine platelet factor 4 (PF4) occur often, but only those that activate platelets induce severe prothrombotic disorders with associated thrombocytopenia. Heparin-induced thrombocytopenia (HIT) is the prototypic anti-PF4

T-cell lymphopenia in frequent volunteer platelet donors

Date
Saturday, December 09, 2023 - 4:00 AM
Description
In the United States, more than 2 000 000 apheresis platelet units are collected annually from volunteer donors. Platelet donors in the United States and elsewhere are permitted to donate up to 24 times per year. Recently, frequent apheresis platelet