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Test Code DATA Direct Antiglobulin Testing (Direct Coombs)

Performing Laboratory

Hunterdon Medical Center Laboratory

Test Includes

IgG DAT/C3 DAT

Special Instructions

Note: All Blood Bank specimens must be correctly labeled or the specimen must be rejected. Specimens must be labeled at the patient's bedside.

 

Pre-printed label is preferred. Label must contain the patient's complete name and medical record number. Collector's initials and date of draw must be recorded on the label.

Blood Bank Request, completed and signed, must accompany the specimen.

 

If no pre-printed label is available the following must be written in ink on the tube: patient’s complete name and medical record number. Collector's initials and date of draw must be recorded on the label.

Blood Bank Request, completed and signed, must accompany the specimen.

 

Specimen Required

Adult:

Container/Tube: Pink top EDTA

Specimen Volume: 3.0ml

Minimum Specimen Volume: 1.0ml

 

Newborn:

Container/Tube: Cord-Blood or EDTA microtainer

Specimen Volume: 0.5ml

Minimum Specimen Volume:0.25ml

Specimen Type

Whole Blood- Adult

Specimen Transport Temperature

Ambient

Specimen Stability Information

Refrigerate 2-8oC: 14 days

Reject Due To

Improperly labeled specimen

Day(s) Test Set up

Monday through Sunday

Available STAT

Reference Values

Adult: Negative for IgG and Complement (C3).

 

Note: If the IgG DAT is positive, an Elution is performed.

CPT Code

86880

Loinc Code

55776-9: IgG DAT

54410-6: C3 DAT