| washed | <ornithology, zoology> Appearing as if overlaid with a thin layer of different colour; said of the colours of certain birds and insects. Source: Websters Dictionary (01 Mar 1998) |
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| washed field technique | The cutting of cavity preparations in teeth utilizing a constant irrigant which is immediately removed from the mouth by means of a vacuum device. (05 Mar 2000) |
| washed sulfur | Sublimed sulfur macerated in diluted ammonia water to remove the free acid; same therapeutic uses as sublimed sulfur. (05 Mar 2000) |
| agonal clot | Intravascular thrombosis ascribed to the process of dying. (05 Mar 2000) |
| antemortem clot | A blood clot, found at autopsy, formed in any of the heart cavities or the great vessels before death. (05 Mar 2000) |
| blood clot | <haematology> The conversion of blood from a liquid form to solid through the process of coagulation. A thrombus is a clot which forms inside of a blood vessel. If that clot moves inside the vessel it is referred to as an embolus (embolism). The presence of atherosclerotic plaque lining blood vessel walls is a significant stimulus for clot formation. (27 Sep 1997) |
| passive clot | A clot formed in an aneurysmal sac consequent to the cessation or slowing of circulation through the aneurysm. (05 Mar 2000) |
| medication, clot-dissolving | Drugs used to dissolve blood clots. Agents such as plasminogen-activator (t-pa) and streptokinase that are effective in dissolving clots and re-opening arteries. Used, for example, in the treatment of heart attacks. Clot-dissolvers are also called thrombolytic agents. (12 Dec 1998) |
| chicken fat clot | Clot formed in vitro or postmortem from leukocytes and plasma of sedimented blood. (05 Mar 2000) |
| clot | 1. To coagulate, said especially of blood. 2. A soft, nonrigid, insoluble mass formed when a liquid (e.g., blood or lymph) gels. Origin: O.E. Klott, lump (05 Mar 2000) |
| clot-dissolving medications | Agents such as plasminogen-activator (t-PA) and streptokinase that are effective in dissolving clots and re-opening arteries. Used, for example, in the treatment of heart attacks. Also called thrombolytic agents. (12 Dec 1998) |
| clot retraction | Retraction of a clot resulting from contraction of platelet pseudopods attached to fibrin strands that is dependent on the contractile protein thrombosthenin. Used as a measure of platelet function. (12 Dec 1998) |
| clot retraction time | The time required for a blood clot to separate from the tube wall and express serum, usually completed in 18 to 24 hours, but retarded or absent in persons with thrombocytopenic purpura. (05 Mar 2000) |
| mucin clot test | A test that reflects the polymerization of synovial fluid hyaluronate; a few drops of synovial fluid added to acetic acid form a clot; poor clot formation occurs in a variety of inflammatory conditions including septic arthritis, gouty arthritis, and rheumatoid arthritis. Synonym: Ropes test. (05 Mar 2000) |
| postmortem clot | A clot formed in the heart or great vessels after death. (05 Mar 2000) |