AAT GENO
Alpha-1 Antitrypsin Genotype
EPIC Test Procedure Code: LAB3623
Performing Lab:
Referral Laboratory
Container Type:
Lavender top (EDTA) or ACD tube, sterile plastic conical tube, two confluent T-25 flasks for fetal testing, or LabCorp buccal swab kit
Specimen Type:
Whole blood
Submission of maternal blood is required for fetal testing.
Preferred Volume:
7 mL EDTA or ACD, 10 mL amniotic fluid, 20 mg CVS, or LabCorp buccal swab kit (min. 2 buccal swabs)
Minimum Volume:
3 mL EDTA or ACD, 5 mL amniotic fluid, 10 mg CVS, or LabCorp buccal swab kit (min. 2 buccal swabs)
Store and Transport:
Room temperature
Stability:
Okay either room temperature or refrigerated.
Unacceptable Condition:
Specimens that are frozen, hemolyzed, are in the improper container, only one buccal swab received, or wet buccal swabs will be rejected.
CPT Codes:
81332 - Alpha-1 Antitrypsin Deficiency (EAP 30021389)
Method:
Multiplex allele-specific polymerase chain reaction (PCR) and gel electrophoresis