Test ID: Z0003
CPT code: 82164
Specimen Type: Red or SST
Frequency: Setup: Mon-Sat; analytic time 3 days
Instructions: 0.5mL serum from red or SST refrigerated in plastic vial. Rejected for hemolysis.
Text: Evaluation of patients with suspected sarcoidosis. Serum ACE is
significantly higher in most (approximately 80%) patients with active
Note: Serum ACE is significantly reduced in patients on ACE inhibitors
(eg, VASOTEC and captopril).
Methodology: Spectrophotometry (SP)