Test ID: Z0003
CPT code: 82164
Specimen Type: Red or SST
Frequency: 1 – 3 days shifts.
Instructions: 0.5 mL Serum from Red or SST, Ambient. Min 0.2 mL.
Text: High in sarcoidosis, more often when the disease is active. Of value in assessing the response of sarcoidosis to corticosteroid therapy. Changes in serum ACE correlate with clinical status and results of gallium scans. Falling ACE level is a favorable prognostic sign. Rising levels may reflect activity uncontrolled by therapy.