Test Code LAB59 Chloride, Plasma
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Methodology
Indirect Ion-Selective Electrode (ISE)
Literature Reference:
Package insert: ISE/Na, K, Cl. Roche Corporation, 08/2017.
Specimen Requirements
Note: This test is also available as part of #LAB15 Basic Metabolic Panel (BMP); #LAB17 Comprehensive Metabolic Panel (CMP); #LAB16 Electrolyte Panel, Plasma; and #LAB19 Renal Function Panel.
Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin)
Specimen Volume: Full tube
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in laboratory
Routine: 2 to 4 hours after receipt in laboratory
Test Classification and CPT Coding
82435
Reference Values
0 - 18 yrs: 100-114 mmol/L
> 18 yrs: 97-110 mmol/L
Critical result (automatic call-back): ≤ 75 mmol/L or ≥ 130 mmol/L
Literature Reference:
1. Cheng S, Schindler E, Scott MG. Disorders of Water Electrolyte, and Acid-Base Metabolism. In Tietz textbook of Clinical Chemistry 6th ed: Chapter 60, P. 1324, Elsevier, St. Louis, MO 2018.
2. Schindler E, Brown S and Scott MG. Electrolytes and Blood Gases. In Tietz Textbook of Clinical Chemistry 6th ed: Chapter 35, P. 604, Elsevier, St. Louis, MO 2018.
Specimen Transport Temperature
Ambient
Additional Information
For BJH Laboratory Use Only
Alternate Tube:
1 dark green-top (lithium heparin) tube
1 red-top tube
Laboratory Processing Instructions:
Test performed in BJH Core Lab. Processed by automated line for delivery to the Cobas 8000. Completed specimens are stored refrigerated for 5 days.
Test performed in South County Siteman and Ambulatory Cancer Building Lab. Centrifuge sample and deliver to the Cobas. Completed specimens are stored refrigerated for 5 days.
Special Instructions
See Analyte Stability Chart under General Information for a complete list.
LOINC Code Information
Name | LOINC Code |
Chloride | 2075-0 |