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Lab Test Dictionary

Comprehensive Metabolic Panel


American Medical Association Comprehensive Metabolic Panel; Chemistry Panel 12; Chem 12; AMA12; CMP; AMA COMP

Specimen Type

Serum or Plasma

Performing Lab

RCHSD Chemistry

Epic ID


Lab Test Days

As received

Standard TAT

2 Hours

Stat TAT

1 Hour

Collection Information

Specimen Required

2 mL Blood

Container Type

Light Green (Lithium Heparin PST)

Collection Instructions

If fasting collection is indicated, patient must be fasting at least 8 hours prior to collection. Serum collected in a serum separate tube (SST) or (red-top tube is also acceptable. If an off-site collection is being performed, collect blood in a potassium oxalate (gray-top) tube (for glucose only) along with the PTS, SST or red-top tube.

Processing Information - Lab Use Only

Transport Temperature


Test Volume Required

1 mL Serum or Plasma

Minimum Test Volume

0.5 mL Serum or Plasma

Included Tests

Sodium, Potassium, Chloride, Carbon Dioxide(CO2), Glucose, Blood Urea Nitrogen(BUN), Creatinine, Calcium, Total Protein, Albumin, Alkaline Phosphatase, Aspartate Transaminase(AST)(SGOT), Alanine Transaminase(ALT)(SGPT) and Total Bilirubin.

CPT Codes