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Alpha -1- Antitrypsin Phenotyping  (A 1 PHENO)

Synonyms:  A 1 Anti Pheno, AAT-Pi
Specimen:  Blood; Preferred (1) SST (serum separator) or Red (no preservatve) top vacutainer tube. Fasting specimen is preferred.
                        Volume:  Full primary tube
Minimum Volume:  0.5 mL
Collection:  If tube other than an SST is collected, transfer serum to a tightly capped plastic aliquot tube within 2 hours of collection for transport. Refrigerate at 2-8 °C.
Storage:  Refrigerate at 2-8 degrees 2 weeks.
Rejection Criteria:  Hemolysis; specimen at room temperature; improper labeling.
Reference Range:  See report
Methodology:  Phenotype: isoelectric focusing (IEF); total; immunologic
Test Use:  Definitive analysis of hereditary α1-antitrypsin deficiency, which is associated with chronic obstructive pulmonary disease (COPD) (panacinar emphysema), hepatic cirrhosis, and hepatoma. Cholestasis with neonatal hepatitis is found in a minority of neonat
Additional Information:  No Additional Information Listed
Testing Includes:  Specimen sent to LabCorp. LabCorp test # 095653.
Testing Facility:  LabCorp