clotted specimen
Medical term Routine Blood Collections
Clots in a tube that should stay unclotted, often from too few or too-late inversions; rejected for hematology and coagulation tests.
Related terms
- coagulationClotting: the chain of reactions in which clotting factors turn fibrinogen into a mesh of fibrin that holds…
- calcaneusThe heel bone. An infant heel puncture that reaches it can cause bone infection (osteomyelitis).
- capillaryThe smallest blood vessel, where oxygen, nutrients and wastes pass between blood and tissue. A skin puncture…
- cephalic veinVein on the thumb side of the forearm and antecubital area; the second choice for venipuncture after the…
- clot activatorAdditive that makes blood clot faster so serum can be obtained; carried over into a citrate tube, it can…
- cold packCold compress applied to a hematoma in the first 24 to 48 hours to limit swelling, later followed by warm…
- collapsed veinA vein that flattens during the draw, often when a large tube or syringe pulls too hard on a small vein; use…
- crossmatchTesting done before a transfusion, except in emergencies, to check that donor blood is compatible with the…
- dehydrationA shortage of body water. Post-procedure care, as after a blood donation, includes encouraging fluids…
Study Routine Blood Collections