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Labcorp Oklahoma, Inc.
Test Directory


Index:

Haptoglobin

Order Name HAPTOGLOBN
Test Number: 5000700
Revision Date 05/20/2021
Test Name Methodology LOINC Code
Haptoglobin
Immunoturbidimetry 4542-7 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Serum Clot Activator SST Refrigerated
Alternate 1 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Instructions Stability: Ambient 4 hours, Refrigerated 7 days, Frozen 2 weeks
GENERAL INFORMATION
Testing Schedule Mon - Fri 
Expected TAT 1-3 days  
Clinical Use A low serum haptoglobin concentration is not specific for hemolysis. Evaluation and diagnosis of hemolytic anemia. 
CPT Code(s) 83010
Lab Section Chemistry