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HelpTest Code HB152 HLA-B*1502 genotype, Carbamazepine hypersensitivity
Additional Codes
| Epic Ordering Code | LAB5080 |
| NBS code | LBC06713 |
| Service code | 1035083 |
Specimen Requirements
Submit the following:
| Preferred: |
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Purple Top |
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Processing Requirements
Specimen type: Whole Blood
Volume: 3.0 mL
Storage/transport requirements: Ambient or refrigerated
Specimen Stability
| Specimen Type | Whole Blood |
| Ambient | 3 days |
| Refrigerate | 7 days |
Specimen Condition
| Clotted, Haemolysed, Frozen | Reject |
| Anticoagulant other than EDTA | Reject |
| Improperly labelled specimen | Reject |
Methodology
Allele-specific Polymerase Chain Reaction
Days and Times Performed
TAT 5 days
Reference Interval
An interpretative report will be provided.
Testing Laboratory
National University Hospital
Genomics Diagnostic Laboratory, 67724384
Useful For
For identification of the HLA-B*1502 allele which is associated with Carbamazepine-induced toxic epidermal necrol ysis (TEN) or Stevens-Johnson syndrome (SJS).
Update
Last updated 09/07/2026