Amylase

Test Code

AMY

Alias/See Also

Epic: LAB48

CPT Codes
82150

Preferred Specimen

Specimen Type: Serum
Collection Container: Serum gel
Specimen Volume: 3 mL

Minimum Volume

0.12 mL

Instructions

Centrifuge and separate cells after clot formation and within 4 hours of collection

Transport Container

Plastic vial

Specimen Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 1 year

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Unlabeled, mislabeled, wrong tube type, hemolysis, QNS.

Methodology

CNPG3 Substrate

Setup Schedule

Daily

Report Available

Same day

Limitations

2+Hemolysis decreases results by up to 18%. Bilirubin at 15 mg/dL may increase results by 14%.
Visual lipemia has <10% negative effect.

Interferences from medications or endogenous substances may affect results.

Reference Range

25 - 125 U/L

Clinical Significance

Normal individuals have low but measurable serum α-amylase activity which is produced in the pancreas and parotid glands. Measurement of α-amylase activity is of value in diagnosing pancreatitis and other pancreatic disorders which result in elevated serum α-amylase activity.

Performing Laboratory

Inova Laboratories

2832 Juniper Street

Fairfax, VA 22031

Last Updated: April 11, 2023
Last Review: N. Wolford, March 6, 2023

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.