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Test Code HGBCA / 121690-LC Hemoglobin Fractionation Cascade

Additional Codes

Software Test Code
SoftID                                                  HGBCA                                                                   
EPIC LAB20514
LabCorp 121690

Performing Laboratory

Laboratory Corporation of America (LabCorp Laboratories)

Method Name

Capillary electrophoresis (CE); high-pressure liquid chromatography (HPLC); Hgb Solubility: Sodium hydrosulfite reduction  

Report Available

Analytic time for send out tests is the time it will take to perform testing once it has arrived at the performing reference lab. Please add 1 to 2 days from time of collection to allow for receipt at NorDx central lab and shipment of specimen, add another day if specimen is collected on the day before a weekend or holiday.

Specimen Type

Whole Blood

Preferred Container

Lavender-top (EDTA) tube  

Preferred Volume

1.5 mL

Minimum Volume

0.8 mL (NOTE: This volume does NOT allow for repeat testing.) 

Specimen Collection and Handling

To avoid delays in turnaround time, PLEASE SUBMIT A SEPARATE LAVENDER-TOP TUBE FOR EACH TEST REQUIRING A LAVENDER-TOP.

Fasting or fluid restriction is NOT necessary.

 

Specimen Stability Information

Specimen Type Temperature Time
Whole Blood Refrigerated 14 days
  Ambient 14 days
  Frozen 14 days
  Freeze/Thaw Cycles Stable x3

CPT Code Information

CPT Code CPT Description CPT Disclaimer

83020

Hemoglobin electrophoresis

 N/A

 

Clinical Significance

Diagnosing thalassemias and hemoglobin variants.

Rejection Information

Clotted specimen; aged, improperly stored blood samples