Fact Sheets

Allergic Contact Dermatitis
Allergic contact dermatitis is the skin's reaction to an irritant—anything from poison ivy to certain fabrics can cause your skin to flare. Learn about symptoms and treatment.
Psoriasis
Psoriasis is a common skin disorder characterized by raised plaques of itchy, inflamed skin.
Prurigo Nodularis
Skin condition marked by intensely firm, itchy bumps
Grover's Disease
A skin disorder marked by a rash of small, raised skin-colored or reddish spots.
Lichen Planus
An inflammatory disease that can affect the skin, mouth, esophagus, genitals, nails, and scalp.
Dermatitis herpetiformis
Dermatitis herpetiformis is an autoimmune disease triggered by eating gluten. Learn about symptoms and treatment.
Acne (Acne Vulgaris)
Acne is a skin condition characterized by pimples, blackheads, and whiteheads on the face, back, and chest. Learn about symptoms and treatment.
Pemphigus and Pemphigoid
Pemphigus and pemphigoid, both rare autoimmune blistering disorders, can cause blisters on the skin or in membranes such as the mouth, nose and eyes.
Shingles
A painful, blistering skin rash caused by an infection from the same virus that causes chickenpox.
Excessive Sweating (Hyperhidrosis)
Hyperhidrosis refers to excessive perspiration that can get in the way of daily life and cause skin infections. Learn about symptoms and treatment.