COMPREHENSIVE METABOLIC PANEL Mnemonic CMP Includes Albumin, Alkaline Phosphatase, ALT (GPT), AST (GOT), Total Bilirubin, BUN, Calcium, Chloride, Total CO2, Creatinine, Glucose, Potassium, Total Protein, Sodium, GFR Guidelines The GFR is used to assess kidney function and any evidence of chronic kidney disease. GFR can only be ordered as part of the Comprehensive or Basic Metabolic Panel Specimen Collection Requirements Collect Serum or Plasma, one 5.0 mL gold (SST), 7.0 mL red or 3.0 mL mint green (PST) top tube Handling Plasma (PST) tubes should be centrifuged ASAP (within one hour). Allow serum to clot completely at room temperature (minimum: 30 minutes). Preferably, separate serum or plasma from cells before transport. Preferred Volume 1.0 mL Minimum Volume 0.5 mL Transport Refrigerated (2-8°C) Rejection Criteria Grossly hemolyzed specimens Stability Specimens collected using lithium heparin (PST) tubes are stable up to 1.5 days refrigerated (2-8°C) on the primary spun gel tube. AFTER SEPARATION FROM CELLS: Ambient (15-25°C): 24 hours; Refrigerated (2-8°C): 3 days; Frozen (at or below -20°C): 1 month Testing Information Performed 7 days/week Method Colorimetry, Ion Selective Electrode, Enzymatic Referral Lab Samaritan Health Services Laboratories Reference Values Reference Values See specific test. Age adjusted ranges. GFR Reference Range (mL/min/1.73m2) Description Stage of Chronic Kidney Disease (CKD) ≥60 Normal None Kidney damage with normal GFR 1 Kidney damage with mildly decreased GFR 2 30-59 Moderate CKD 3 15-29 Severe CKD 4 0-14Kidney Failure 5 Critical Values See specific tests. CPT Codes 80053 Last Updated: Thursday, January 5, 2017 03:42:05 AM