Sign in →

Test Code A1ATM Alpha-1-Antitrypsin, Serum

Additional Codes

 

MAYO Test ID
AAT
EPIC Test ID
LAB810

 

Reporting Name

Alpha-1-Antitrypsin, S

Useful For

Workup of individuals with suspected disorders such as familial chronic obstructive lung disease

 

Diagnosis of alpha-1-antitrypsin deficiency

Testing Algorithm

See Alpha-1-Antitrypsin-A Comprehensive Testing Algorithm in Special Instructions.

Method Name

Nephelometry

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Specimen Volume: 1 mL


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild OK; Gross reject

Icterus

Mild OK; Gross OK

Other

NA

Reference Values

100-190 mg/dL

Day(s) and Time(s) Performed

Monday through Saturday; 3 p.m.

CPT Code Information

82103

LOINC Code Information

Test ID Test Order Name Order LOINC Value
AAT Alpha-1-Antitrypsin, S 6771-0

 

Result ID Test Result Name Result LOINC Value
AAT Alpha-1-Antitrypsin, S 6771-0

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Analytic Time

Same day/1day

Forms

If not ordering electronically, complete, print, and send a Gastroenterology and Hepatology Test Request Form (T728) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/gastroenterology-and-hepatology-test-request.pdf)