Quick Reference
- Full form
- Adrenocorticotropic Hormone
- Sample type
- Blood
- Fasting
- Not required
- Marker measured
- 1
- Report turnaround
- Next day
- Available at
- All locations
About Plasma ACTH (Morning)
ACTH regulates your adrenal gland's hormone production, and this morning-specific test times the sample to when levels are naturally at their peak, giving the most useful reading for investigating adrenal gland disorders.
No fasting is required, though morning timing is essential. Results are available the next day.
How to Prepare
- This sample must be collected in the morning for accurate results.
- No fasting required, but timing matters.
Frequently Asked Questions
Why is this test done specifically in the morning?
ACTH levels naturally peak in the morning, so testing then gives the most useful and accurate reading.
Do I need to fast before this test?
No fasting is required, though timing matters more than fasting for this test.
What is ACTH testing used for?
It helps investigate adrenal gland disorders by checking how this hormone regulates adrenal function.
Can I still get this test if I cannot come early morning?
We recommend scheduling as close to morning as possible for the most accurate result, so please discuss timing with our team.
How soon will my report be ready?
Next day.
Is home sample collection available?
Yes, scheduled for early morning, in all City Care Lab service areas.
This page provides general health information and is not a substitute for medical advice. Speak with your doctor about your specific results and treatment.