Aminolevulinic Acid (ALA), Urine


Sunquest Code:ALAU  
Epic Code:LAB6023Epic Name:Aminolevulinic Acid Urine
Synonyms:ALA; Delta-Aminolevulinic Acid, Urine
Methodology:Ion exchange chromatography/spectrophotometry
CPT Code:82135
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-4 days.
Special Instructions:Total volume and collection time interval is required.
Associated Links:

Urine Collection Procedure



Collection Instructions

Specimen:Urine, random or timed collection
Optimal Volume:Submit entire collection; analysis requires 1.2 mL
Container:Plastic leakproof container, sterile (3 L plastic jug)
Collection Instructions:Refrigerate; 24 hour collection is preferred.
Patient Preparation:Refrain from alcohol consumption 24 hours prior to collection.
Causes for Rejection:Room temperature specimens.


Processing and Shipping

Specimen Processing:Aliquot 4 mL, 1.2 mL minimum. Store in freezer. Record total volume and collection time interval on transport tube.
Shipping Instructions:Ship on dry ice.
Stability:Stability: 4 days refrigerated; 1 month frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:80103


Interpretive

Reference Range:0-35 umol/L; 0-60 umol/24 hours
Use:Markedly increased in lead poisoning (may not have increased coproporphyrin excretion). Also may be elevated in the congenital hepatic porphyrias during acute attacks of acute intermittent porphyria, variegate porphyria and hereditary coproporphyria.


Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 3595"