Test Code LAB6752 Succinylacetone, Urine
Performing Section
Biochemical Genetics
Purpose/Principle
Hereditary tyrosinemia is characterized by the accumulation and excretion of succinylacetone. This method measures the amount of succinylacetone present in urine using stable isotope dilution methodology.
Special Collection Notes
Random Urine, morning specimen preferred.
No preservatives
Specimen Type
Urine:
Sterile Container
Specimen Volume
Preferred: 4.0 mL
Minimum: 1.5 mL
Processing Instructions
Store and ship sample frozen on dry ice.
Temperature
Frozen (dry ice)
Test Components
Succinylacetone, Urine
Reference Range
0.00-0.90 mcg/mg UCr
TAT
10 days
Sample Stability
Frozen @-20 Celsius: 30 days
Frozen @ -80 Celsius: Indefinitely
CPT
82542
Test/Batch Schedule
Run once a week (day varies)