A doctor may be able to diagnose alopecia areata simply by looking at the extent of your hair loss and by examining a few hair samples under a microscope. Your doctor may also perform a scalp biopsy to rule out other conditions that cause hair loss, including fungal infections like tinea capitis.
Does alopecia show up in blood tests?
Alopecia areata is a disease that causes the hair to fall out in small patches. When the immune system attacks the hair follicles, the results are hair loss. Some blood tests used to test for alopecia is the ANA test, Anemia #1 Baseline Blood Test Panel, and the CRP.
How does a dermatologist diagnose alopecia?
How do dermatologists diagnose alopecia areata? Your dermatologist will examine the area(s) with hair loss carefully and look at your nails. Your dermatologist will also ask some questions. This may be enough to diagnose you.
Can hair grow back after alopecia?
Alopecia areata is a skin disorder that causes hair loss, usually in patches, most often on the scalp. Usually, the bald patches appear suddenly and affect only a limited area. The hair grows back within 12 months or less.
Can alopecia go away on its own?
Alopecia areata (AA) causes hair loss in small, round patches that may go away on their own, or may last for many years. Nearly 2% of the U.S. population (about four million people) will develop AA in their lifetime.