Aldolase (ALD)

Test Code

Quest Code

CPT Codes

Preferred Specimen
2 mL serum in plain red top tube

Minimum Volume
1 mL

Transport Container
Transport tube

Transport Temperature

Specimen Stability
Room temperature: Unacceptable
Refrigerated: 14 days
Frozen: 6 months

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Lipemia • Grossly icteric


Setup Schedule
8: Oo AM cut off Monday, tuesday, wednesday, thursday, and friday

Report Available
4 days

Reference Range
<24 Months 3.4-11.8 U/L
2-17 Years 3.4-8.6 U/L
Adult ≤8.1 U/L

Clinical Significance
Aids in the diagnosis of primary disease of skeletal muscle myocardial infarction and viral hepatitis.

Performing Laboratory
Quest Diagnostics - South Region

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.