Thrombocytopenia absent radius (TAR) affects the radius — the long, thin bone in the forearm — and platelet function. This defect commonly appears at birth or within the first few years of life.

The coronavirus disease-19 (COVID-19) pandemic that emerged in Wuhan, China, in late December 2019 spread rapidly throughout the world and has caused over 6.5 million deaths. The disease is caused by ...

Megakaryocytes, which are derived from hematopoietic stem cell precursors in bone marrow, form and release platelets; these circulate in the blood for 8 to 10 days before they are removed by hepatic ...

Background Janus kinase inhibitors (JAKis) are emerging therapies for SLE, but concerns regarding thromboembolic risk persist ...

Hereditary (or inherited) thrombocytopenia refers to a group of conditions where changes in certain genes cause low platelet counts. There is a risk of bleeding when platelets are too low. Though many ...

COVID-19 triggers hyperactivity in platelets leading to the formation of more blood clots in some patients. Photo credit: Getty Images Changes in blood platelets triggered by COVID-19 could contribute ...

The MarketWatch News Department was not involved in the creation of this content. WATERTOWN, Mass., April 6, 2026 /PRNewswire/ -- PlateletDiagnostics, LLC (PlateletDx.com) today announced the ...

Thrombocytopenia (low platelet count) is common in people with cirrhosis. Possible causes include an enlarged spleen and decreased platelet production. Severe thrombocytopenia can increase the risk of ...

Intravital microscopy image from the liver of a mouse model: a platelet (turquoise) adheres to the inflamed vessel wall (yellow dashed outline) and sheds a long, filamentous membrane extension—a ...

Patients with bleeding and clotting disorders living in low-income countries could benefit from new low-cost testing devices being developed at UWE Bristol. Researchers from the School of Applied ...