Dermatology A to 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.


Acne

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


Acne cysts

Find out why painful acne cysts form.


Actinic keratosis

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


Alopecia

Alopecia means hair loss, and effective treatment often hinges on finding the cause.


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.


Atopic eczema

Often called eczema or atopic dermatitis, this condition often appears before 5 years of age.


Atypical mole

Find out what you should know if you are diagnosed with an atypical mole.


Dermatology A to Z

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