UR Amino Acid Scrn (AAU)

Department: Special Chemistry
Test Synonym(s): LAB562, AAU, Urine Amino Acid Screen, Amino Acid Urine
Test Components: Call the lab for a list (615-322-0163)
CPT Codes: 82139
Methodology: HPLC
Reference Range: Supplied with results
Tube Type: Urine Clear
Specimen: Urine
Volume: 5 mL
Temperature: Frozen (-20 C)
Stability: Freeze at -20 C immediately
Reasons for Rejection: Improperly stored specimen
Days Performed: Monday - Friday
Times Performed: 7 a.m. - 4 p.m.
TAT: Expected routine TAT is 24-72 hours and expected STAT TAT is 24 hours. STAT testing must be called to lab in advance and approved by the medical director.
Special Instructions: Spot urine - fluid of choice for transporter defects

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