Factor IX assay
Factor IX assay is a blood test that measures the activity of factor IX -- one of the substances involved in coagulation (blood clotting). The health care provider may advise you to stop taking drugs that may affect the test. This test is used to ... [... more] National Library of Medicine
Factor X assay
Factor X assay is a blood test to measure the activity of factor X -- one of the substances involved in coagulation (blood clotting). This test may be used to detect the specific cause of excessive bleeding (decreased blood clotting). In: ... [... more] National Library of Medicine
Factor II assay
Factor II assay is a test to measure the activity of factor II -- one of the substances involved in coagulation (blood clotting). In infants or young children, the area is cleansed with antiseptic and punctured with a sharp needle or a lancet. ... [... more] National Library of Medicine
Factor V assay
Factor V assay is a blood test to measure the activity of factor V -- one of the substances involved in coagulation (blood clotting). This test is used to detect the specific cause of too much bleeding (decreased blood clotting). The value is ... [... more] National Library of Medicine
Factor XII assay
Factor XII assay is a blood test to measure the activity of factor XII -- one of the substances involved in blood clotting. Your doctor may order this test if you had abnormal results on the partial thromboplastin time (PTT) blood-clotting ... [... more] National Library of Medicine
Factor VIII assay
Factor VIII assay is a blood test that looks at how a protein called factor VIII works. This protein helps blood clot. You doctor may order this test if you have signs of hemophilia or decreased blood clotting. The test may also be done to see ... [... more] National Library of Medicine
Factor VII assay
Factor VII assay is a blood test to measure the activity of factor VII -- one of the substances needed for coagulation (blood clotting). This test is used to detect the specific cause of excessive bleeding (decreased blood clotting). The normal ... [... more] National Library of Medicine
