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St. John Health System
Lab Catalog


Index:

Total Parenteral Nutrition PNL

Order Name TPN
Test Number: 2013475
Revision Date 06/04/2021
Test Name Methodology LOINC Code
Albumin
BCG 1751-7 
Calcium
Arsenazo 17861-6 
Electrolytes Panel
 
Glucose
Hexokinase 2345-7 
Magnesium
Colorimetric 2601-3 
Phosphorus
Phosphomolybdate Complex 2777-1 
Protein Total
Biuret 2885-2 
Urea Nitrogen, Blood (BUN)
Urease/GLDH 3094-0 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Alternate 1 1 mL (0.5) Serum Clot Activator SST Refrigerated
Instructions Stability: Ambient 1 day, Refrigerated 3 days, Frozen 2 weeks.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days 
CPT Code(s) 82947; 84520; 80051; 84155; 82040; 84100; 83735; 82310.
Internal Comments Tests bill at detail: 
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry