seudocholinesterase - Plasma Cholinesterase - Serum Cholinesterase - Total Pseudocholinesterase
Specimen Collection Requirements
Serum or Plasma, one 4.0 mL serum separator tube, 3.0 mL lavender (EDTA) or green (sodium or lithium heparin) top tube
Allow specimen to clot completely at room temperature (minimum 30 minutes). Separate serum or plasma from cells ASAP. Sample must be drawn before surgery or more than two days following surgery. Do not draw in the recovery room. EDTA plasma is acceptable if removed from cells ASAP.
Whole blood on clot and hemolyzed samples
Ambient: 4 hours; Refrigerated: 1 week; Frozen: 3 months
2,900-7,100 U/L or 2.9-7.1 U/mL
Plasma values are slightly lower than serum.
Thursday, January 5, 2017 03:42:27 AM