Delta Aminolevulinic Acid, 24-Hour Urine

Overview

  • EPIC Code:
  • Soft Test Code:
  • MSOT
  • Send Out Test Code:
  • 219
Alternate Names
  • ALA
  • Aminolevulinic Acid
  • D-ALA
  • D-Aminolevulinic Acid
  • Porphyria

Specimen Collection & Preparation

Specimen Requirements

2.0 mL aliquot from a well mixed 24 hour Urine Collection in an Amber Plastic Urine Container

Alternate Specimen

Urine preserved with 25 mL 6N HCl or 10 mL concentrated glacial acetic acid, preservative added after collection, and catheterized urine in a sterile, plastic, screw-capped container

TransportAndStorage

7 days Refrigerated
30 days Frozen

Collection Instructions

Protect from the light

1. When starting the 24-hour period, urinate and discard (throw-away) this specimen. NOTE THE TIME
2. From that time on, collect all urine by urinating into a clean container and transfer into the provided container.
DO NOT URINATE DIRECTLY INTO CONTAINER.
3. Try to pass the last urine just prior to the end of the 24 hour period. Add this urine into the container.
4. Urine Specimen should be kept refrigerated during and after collection.

For patient collection instruction sheet see Addendum D
For Spanish patient collection instruction sheet see Addendum D
For Burmese patient collection instruction sheet see Addendum D
For Arabic patient collection instruction sheet see Addendum D

Clinical Interpretation

Reference Range:

Delta ALA, 24-Hour Urine

Adults <4.5 mg/24 h

Creatinine, 24-Hour Urine
3-8 Years 0.11-0.68 mg/24 h
9-12 Years 0.17-1.41 mg/24 h
13-17 Years 0.29-1.87 mg/24 h
Adults 0.63-2.50 mg/24 h


Methodology:
  • Colorimetric

Production Schedule

Sites Performed
  • Quest - Chantilly
Days Performed
Monday
Wednesday
Friday
Departments
  • Sendouts - Miscellaneous
Turn Around Time

2 to 3 days


Coding & Compliance

CDM

00913333


CPT Coding

82135 x 2