ANGIOTENSIN CONVERTING ENZYME; ACE

What this test checks

Measures ACE enzyme. Elevated levels are commonly seen in sarcoidosis.

Why do people get this test?

Mainly used to support a diagnosis of sarcoidosis or monitor its activity.

When you should consider this test

• Suspected sarcoidosis
• Unexplained lung shadows on X-ray
• Follow-up of known sarcoidosis

How to prepare

Fasting preferred. Tell us about any medicines — some affect ACE levels.