Doctor's Data Inc

Cysteine, plasma

CPT Code

82136

Specimen Requirements

3 mL Preserved Plasma

Collection Container/Tube

EDTA Lavender-top vacutainer tube

Transport Container/Tube

8 mL clear-capped plasma transfer vial containing Acetic acid

Minimum Specimen Volume

1 mL plasma

Rejection Criteria

Grossly hemolyzed

Stability Information

Room temperature: 10 days
Refrigerated: 10 days
Frozen: 4 weeks
37°C/99°F: 10 days

Methodology

LC/MS QQQ

Turnaround Time

3 - 5 days

Reference Intervals

Sex Age
Both 0-17 years 17-34 umol/dL
Both 18-199 years 20-38 umol/dL