CORTISOL; EVENING SAMPLE

What this test checks

Measures cortisol in the evening. Normally low — elevated levels suggest Cushing's syndrome.

Why do people get this test?

Used together with morning cortisol to evaluate the daily rhythm of stress hormone.

When you should consider this test

• Suspected Cushing's syndrome
• Detailed adrenal work-up
• Specialist requested

How to prepare

Sample between 4-8 PM. Avoid stress before the draw.