ARUP's Laboratory Test Directory

Immunoglobulin A, Saliva : 0050525

Mnemonic: SEC

Methodology: Quantitative Nephelometry
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Saliva.

Specimen Preparation: Centrifuge and separate to remove cellular material. Transfer 1 mL saliva to an ARUP Standard Transport Tube. (Min: 0.4 mL)

Storage/Transport Temperature: Refrigerated.

Stability (collection to initiation of testing): Ambient: 8 hours; Refrigerated: 8 days; Frozen: 3 months (if frozen within 24 hours)
Reference Interval:
Male: 4.0-24.0 mg/dL
Female: 5.0-28.0 mg/dL
CPT Code(s): 82784
Cross References: IgA (Immunoglobulin A, Saliva), Secretory IgA (Immunoglobulin A, Saliva)