Angiotensin Converting Enzyme (ACE)

Test Code
LAB179

Quest Code
683

CPT Codes
82164

Preferred Specimen
1 mL serum in gold top or plain red top tube

Minimum Volume
0.5 mL

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

Transport Container
Serum Separator Tube (SST®)

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

Methodology
Spectrophotometry (SP)

Setup Schedule
Cutoff 8am Monday through saturday

Report Available
3 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 lymphoangiomyomatosis in that the enzyme is increased in these clinical settings.

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.