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Laboratory Test Directory

Angiotensin Converting Enzyme, Serum (Updated)


Name Method Department Units
Angiotensin-1-Converting Quantitative Enzymatic
Send Out U/L

Specimen Requirements

Serum Spun

Container Type Container Size Specimen Volume

Red tube, (no anticoagulant), No Gel

3 mL 1 mL

Red Tube (no anticoagulant) with Gel

3 mL 1 mL

Gold tube, (SST) with Gel

3.5 mL 1 mL

Refrigerated - 1 week(s)
Room temperature - 1 week(s)
Frozen - 6 month(s)

Specimen Preparation

  • Centrifuge within 2 hours, separate supernatant and refrigerate

Reasons for Rejection

  • Wrong collection tube
  • Heparinized specimens
  • Specimen collected in EDTA
  • Wrong type of specimen
  • Hemolyzed specimen


Allow specimen to clot completely at room temperature. CSF not accepted for this test see Angiotensin Converting Enzyme, CSF at ARUP

CPT Code

  • 82164