E Antigen Typing - Patient

2007941
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Example Reports
Negative
Positive

Ordering Recommendation

Determine if the E (RH3) antigen is expressed on the patient's red blood cells. To determine if the patient is heterozygous or homozygous for the E antigen, Little e Antigen Typing - Patient (2007943) should also be ordered.

Mnemonic

E 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

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Components

Component Test Code* Component Chart Name LOINC
2007942 E 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

  • Big E Antigen Typing
  • RH3 antigen
E Antigen Typing - Patient