There are several lab tests for hemophilia. However, the main tests detect the clotting activity of factors VIII and IX, which are proteins in the blood. Hemophilia is a bleeding disorder in which an ...

Hemophilia C, also known as factor XI deficiency, is a type of bleeding disorder. It occurs due to a deficiency in factor XI, which is a protein that plays an important role in the formation of blood ...

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 ...

A million Americans who have had heart attacks or strokes caused by blood clots now take anti-clotting drugs regularly to cut down the danger of recurrences. But their blood takes so much longer to ...

Uncontrolled bleeding represents one of the most alarming medical situations people encounter. While minor cuts and scrapes typically stop bleeding within minutes, persistent bleeding despite proper ...