91096      Ethosuximide
Specimen:
  Collect: One 10 mL Red Top

Also Acceptable
One 4 mL Lavender (EDTA)
One 4 mL Green Top (Na Heparin) 
  Submit: 1 mL (Min:0.5 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
1 mL (Min:0.5 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Rejection Criteria: Use of separator tubes 
  Stability: Ambient: 5 Day(s); Refrigerated: 2 Week(s); Frozen: 2 Month(s); Incubated: Unacceptable 
Performed: Sun-Sat 
Reported: 2-3 Day(s) 
CPT Codes:
80168 - TDM Ethosuximide
Interpretive Data:
General Reference Range : 40-100 ug/mL