Dermatology A-Z Results

Acanthosis nigricans

This skin condition can be a sign of pre-diabetes. There are things you can do to prevent or delay getting diabetes.


Blackheads, whiteheads, pimples, and cysts are all types of acne that can be successfully treated.

Acne scars

Acne scars

Actinic keratosis

This precancerous growth develops on sun-damaged skin and on the skin of people who frequently use tanning beds and sunlamps.

Alopecia areata

This disease causes hair loss and often occurs in otherwise healthy people.

Atopic dermatitis

Often called eczema, this skin condition frequently causes itchy skin and a rash.