Cleveland Heartlab A, Test

CPT Code: 82085
Order Code: C2313
ABN Requirement: No
Synonyms: Fructose-1,6 bisphosphate
Specimen: Serum
Volume:  1.0 mL
Minimum Volume:  0.5 mL
Container: Gel-barrier tube (SST, Tiger Top)


  1. Collect and label sample according to standard protocols.
  2. Gently invert tube 10 times immediately after draw. DO NOT SHAKE.
  3. Allow blood to clot at room temperature for 30 minutes.
  4. Centrifuge for 10 minutes.

Transport:   Store serum at 2°C to 8°C after collection and ship the same day per packaging instructions included with the provided shipping box.


Ambient (15-25°C): 3 days
Refrigerated (2-8°C): 30 days
Frozen (-20°C): 6 months

Causes for Rejection: Specimens other than serum; improper labeling; samples not stored properly; samples older than stability limits

Methodology: Enzymatic

Turn Around Time: 3 to 4 days

Reference Range:

Age U/L
0-30 days 6.0-32.0
1 month – 16 years 3.0-12.0
≥17 years 1.5-8.1

Clinical Significance: The aldolase test is used in the diagnosis of muscle injury, viral hepatitis, progressive muscular dystrophy, myocardial infarction, and pancreatitis.

The CPT codes provided 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 payer being billed.