Antigen Testing, Direct - Specify Individual RBC Antigen : ARUP Lab Tests

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Antigen Testing, Direct - Specify Individual RBC Antigen : 0013297

Mnemonic: IRL-AG/DIR

Methodology:	Hemagglutination
Performed:	Mon-Fri
Reported:	1-3 days
Specimen Required:	Collect: Plain red. Also acceptable: Lavender (EDTA) or pink (K₂EDTA). Specimen Preparation: Do not freeze. Transport 7 mL whole blood. Pediatric: Transport 0.5 mL whole blood. Storage/Transport Temperature: Refrigerated. Remarks: Unacceptable Conditions: Separator tubes. Stability (collection to initiation of testing): Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable

Reference Interval: By report
Note:	Indicate specific antigen(s) required and patient history (most common: M, N, P₁, Le^a, Le^b).
CPT Code(s):	86905 each antigen
Cross References:	Red Cell Antigen Typing (Antigen Testing, Direct - Specify Individual RBC Antigen)

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