Preparation instructions: Abstaining from alcohol for 24 hours prior to collection recommended
Description: A test that measures levels of Vitamin A, also known as retinol, in the blood.
Turnaround time: Expected turnaround is within 4-5 business days, although this may vary depending on other tests ordered for the same blood draw, and expected variation with testing.
Also known as:
- A, Vitamin
- Retinol, Serum