Phlebotomy Tech Prep: CPT Coming soon

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