CHRON URTICAR
Chronic Urticaria
EPIC Test Procedure Code: LAB3723
Synonyms:
Anti-FCER
Functional Anti-FCER
CU Index
Performing Lab:
Referral Laboratory
Patient Preparation:
1. Patients taking Calcineurin inhibitors should stop their medication for 72 hours prior to specimen collection.
2. Patients taking Prednisone should stop taking medication for 2 weeks prior to specimen collection.
Container Type:
Plain red top or serum gel tube
Specimen Type:
Serum
Preferred Volume:
1.5 mL
Specimen Processing:
The serum should be separated from the cells within 2 hours of collection and transferred to a plastic transport tube.
Store and Transport:
Room temperature
Stability:
Frozen - 1 year
Room temperature - 1 week
CPT Codes:
86343 - Chronic Urticaria (EAP 30021516)
Method:
Ex-Vivo challenge and cell culture/Histamine analysis