Rh e Phenotype

Clinical information

Diagnostic utility:

This test is used to determine whether the Rh e antigen is present or not in erythrocytes. It is part of the erythrocyte phenotype study. It is also useful in the context of studying the specificity of irregular antibodies to demonstrate that in the presence of an anti-e specificity, the person who developed the antibody is e negative.

Method: Hemagglutination.

Reference values

Possible results are: Negative, Positive.

If the result is doubtful due to a possible RHCE variant or previous transfusions, this is reported and further studies are recommended for the unequivocal categorization of the Rhe phenotype.

Diagnostic algorithm:

Not applicable.

Turnaround time:

1 day.

Specimen information

Sample: Whole Blood
Tube: EDTA K3 10 ml Tube
Minimum volume: 6 ml
Stability:

• At room temperature: 2 days
• In refrigeration: 2 days

Transport instructions: Preferably at room temperature
Reason for rejection: Sample very hemolyzed

Administrative information

BST Code: 0504
Test Description: Rh e Phenotype
Synonyms: Rh e
Section: Immunohematology
BST Rate: Check the updated rates here.

Profiles:

Test 0504 Rh e Phenotype is performed within the following profiles:

References

AABB Technical Manual. 19th edition. Editat per MK Fung, AF Eder, SL Spitalnik, CM Westhoff: AABB 2017