Angiotensin Converting Enzyme

Test Code

683

Alias/See Also

1230100085 | LAB179: Angiotensin Converting Enzyme, Serum | QUEST EAP: 683 | A1CE

CPT Codes
82164

Preferred Specimen

1 mL serum

Minimum Volume

0.5 mL

Other Acceptable Specimens

Plasma collected in: Sodium heparin (green-top) tube or lithium heparin (green-top) tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 60 days

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

Gross hemolysis • Grossly lipemic

Methodology
Spectrophotometry (SP)

Setup Schedule

Set up: Mon-Sat; Report available: 1-2 days

Reference Range

6 Months-17 Years	13-100 U/L
Adult	9-67 U/L

Clinical Significance

This test is useful in evaluating patients presenting with sarcoidosis, Gaucher's disease and lymphangiomyomatosis in that the enzyme is increased in these clinical settings.

Performing Laboratory
Quest Diagnostics Nichols Institute Chantilly
14225 Newbrook Dr
Chantilly, VA 20153

Last Updated: April 21, 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.