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TCC Tube Additives
Additives, tests, notes
Term | Definition |
---|---|
Yellow | Sodium polyanethol sulfonate |
Light blue | Sodium citrate (Anticoagulant -> clotting tests -> PT, PTINR) |
Red | No additive (Think discard) |
Gold/red and black | -Thixotropic gel -No anticoagulants because need clot to form -> separates just serum (SST) |
Light Green | -Thixotropic gel (separate plasma from RBCs -> PST) -Ammonia heparin (anticoagulant to prevent clot -> plasma, not serum) -Lithium -Sodium |
Green | Heparin (G in green, G in ABG) |
Lavender | EDTA (ethylene diamine tetra acetic acid) (Think just letters -> ESR, CBC, ABO) *ESR Wintrobe |
Pink | EDTA spray (Rh kind of rhymes with spray) |
Grey | - Sodium flouride (antiglycolytic) (Glyco -> think glucose -> diabetes, lactic acid) - Potassium oxalate (anticoagulant) |