Alpha-1-Antitrypsin Phenotype (Includes Alpha-1-Antitrypsin)

0080500
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Example Reports
Abnormal
Normal

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Additional Technical Information
Ordering Recommendation

Determine specific AAT protein variant(s) in individual with decreased concentration of AAT (<90mg/dL).

Mnemonic
A1A PHENO
Methodology

Qualitative Isoelectric Focusing/Immunoturbidimetry

Performed

Sun-Sat

Reported

2-4 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum Separator Tube (SST) or Plain Red.

Specimen Preparation

Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Grossly hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 1 week; Refrigerated: 3 months; Frozen: 3 months (avoid repeated freeze/thaw cycles)

Reference Interval
Test Number
 Components
 Reference Interval
0050001 Alpha-1-Antitrypsin Effective November 17, 2014
90-200 mg/dL
  A1A Phenotype By report

Interpretive Data



Compliance Category

FDA

Note

Interpret with caution if the patient has been transfused within the previous 21 days.

Hotline History

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
02/19/2019
X
N/A
CPT Codes

82104; 82103

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Components
Component Test Code* Component Chart Name LOINC
0050001 Alpha-1-Antitrypsin 1825-9
0099005 A1A Phenotype 32769-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • a-1-Antitrypsin, Phenotype
  • A1A Phenotype
  • A1A Phenotyping
  • A1A reflex
  • AAT deficiency
  • AAT Phenotype
  • AAT Phenotyping
  • AAT Reflex
  • Alpha 1 Antitrypsin
  • Antitrypsin
  • Antitrypsin, Phenotype
  • Pi Typing
  • Protease Inhibitor Allo Typing
  • Protease Inhibitor Typing
Alpha-1-Antitrypsin Phenotype (Includes Alpha-1-Antitrypsin)