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Mayo Clinic Laboratories

Test Code DAT Direct Coombs (HCLL), or Direct Coombs, Polyspecific

Test Order Code

LAB1232455

Methodology

Antihuman Globulin (AHG)/Polyspecific AHG. When positive, monospecific anti-IgG and monospecific anti-C3b, C3d (Complement) will be performed, except on newborns which are tested only with anti-IgG.

Performing Laboratory

Sky Lakes Medical Center-Blood Bank

Specimen Requirements

Specimen: Lavendar top EDTA preferred. Pink top EDTA is usable.

Specimen Transport Temperature

Ambient/Refrigerate OK

Reference Values

Negative

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

86880-Direct Antihuman globulin test , each antisera.