Ordering Recommendation

Determine if  the M (MNS1) antigen is expressed on the patient's red blood cells. To determine if the patient is heterozygous or homozygous for the M antigen, N Antigen Typing - Patient (2007735) should also be ordered.

Mnemonic

M AG

Methodology

Hemagglutination

Performed

Mon-Fri

Reported

1-3 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Lavender (K2EDTA) or Pink (K2EDTA).

Specimen Preparation

Do not freeze. Transport 7 mL whole blood. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Separator tubes.

Remarks
Stability

Ambient: Unacceptable; Refrigerated: 1 week; Frozen: Unacceptable

Reference Interval

By report

Interpretive Data



Compliance Category

Standard

Note

Hotline History

N/A

CPT Codes

86905

Components

Component Test Code* Component Chart Name LOINC
2007720 M Antigen Typing, Patient
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • MNSI antigen
M Antigen Typing - Patient