Specimen

Serum

Collection Medium:

Alternate
Collection Media:

Lavender top tube (EDTA), Pink top tube (EDTA sprayed), Green top tube 
(Na Heparin)

Minimum:

Adult Preferred Minimum:  4.0 mL serum of EDTA plasma
Adult Absolute Minimum:  2.5 mL serum or EDTA plasma
Peds Minimum:  1.5 mL

Rejection Criteria:

Specimens exposed to repeated freeze/thaw cycles. Serum separator tubes 
and plasma or whole blood from lt. blue tubes (sodium citrate).

Analytic Time:

5 working days

Reference Range:

By report

Interpretive Data:

For medical purposes only; not valid for forensic use.
Drugs Covered: phencyclidine (PCP).

Methodology:

Gas chromatography-Mass Spectrometry

CPT Code:

80101 if negative; add 83992 if positive; all positive screens will be 
confirmed at additinal charges.