ALKALINE PHOSPHATASE ISOENZYMES

General Information

HLAB/HOL Code: ALKPI
UPHSM LIS Test #: 4854
Schedule: Mon-Fri
Testing Time: 1 day
Testing Lab: Labcorp

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 2.0 (0.5) mL Serum
Temperature: Refrigerated
Tube Type: Red-Top or Gel Barrier Tube
Collection Info:
Special Instructions:
State patient's age and sex on the request form.
Collection:
Separate serum from cells as soon as possible after the blood is allowed to clot.
Storage Instructions:
Refrigerate serum at 2°C to 8°C as soon as possible after collection.
Patient Preparation:
Patient should be fasting overnight. Patients who have B or O blood group and are secretors may have an elevated ALP about two hours after a fatty meal.

Methods

Electrophoresis

Clinical Utilities

Evaluate the contribution of the isoforms of ALP from liver, bone, and bowel to total ALP; investigate elevations of ALP to determine the tissue of origin

CPT Codes

84075, 84080

* 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.

Reference Range

See Report