Diseases starting with the alphabet A

Acanthosis nigricans
Acne vulgaris
Acne rosacea (go to rosacea)
Acrochordons
Actinic cheilitis
Actinic or solar keratoses
Actinic lentigines
Age Spots (go to actinic lentigines)
Ageing skin
Albinism
Allergy
Alopecia
Alopecia areata
Anaphylaxis
Androgenetic alopecia
Angioedema
Angiokeratomas
Angular cheilitis
Annular erythema
Aphthous ulcers
Aplasia cutis
Athlete's foot (see tinea pedis)
Atopic dermatitis
Atopic eczema (go to atopic dermatitis)
Atrophie blanche