ALPHA-1-ANTITRYPSIN

Mnemonic

A1A

Synonym

A1A

Specimen Collection Requirements

Collect

Serum or Plasma, one 4.0 mL mint green (PST) or gold (SST) top tube, also acceptable: lavender (EDTA) and pink (K2EDTA) top tube

Handling

Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP.

Preferred Volume

0.5 mL

Minimum Volume

0.2 mL

Transport

Refrigerated

Rejection Criteria

Hemolyzed specimens

Stability

AFTER SEPARATION FROM CELLS: Ambient: 1 week; Refrigerated: 3 months; Frozen: 3 months (avoid repeated freeze/thaw cycles)

Testing Information

Performed

7 days/week

Reported

3-5 days

Method

Quantitative Immunoturbidimetric

Referral Lab

ARUP (50001)

Reference Values

Reference Values

Interpretation provided.

CPT Codes

82103

Last Updated: Thursday, January 5, 2017 03:41:56 AM