Clinical information
Diagnostic Utility:
This test is used to determine whether the P1 antigen is present on red blood cells or not. It is part of the red blood cell phenotype study. It is also useful in the context of studying the specificity of irregular antibodies to demonstrate that in the presence of anti-P1 specificity, the person who has developed the antibody is P1 negative.
Method:
Hemagglutination.
Reference Values
Possible results are: Negative, Positive.
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: Very haemolyzed sample
Administrative information
BST Code: 0545
Test Description: Antigen P1 phenotype
Synonyms: Ag P1
Section: Immunohematology
BST Fee: Check the updated fees here.
Profiles:
Test 0545 Antigen P1 phenotype is performed within the following profiles:
| Profile | Included Tests |
|---|---|
| P system |
0545 P1 |
|
Extensive phenotype |
0500 Rh D 0501 Rh C 0502 Rh c 0503 Rh E 0504 Rh e 0510 Kell 0511 Cellano 0512 Kpa 0513 Kpb 0520 Fya 0521 Fyb 0530 Jka 0531 Jkb 0535 Lua 0536 Lub 0540 Lea 0541 Leb 0545 P1 0550 M 0551 N 0552 S 0553 s |
References
AABB Technical Manual. 19th edition. Editat per MK Fung, AF Eder, SL Spitalnik, CM Westhoff: AABB 2017