Fact Sheets

Sarcoidosis
Sarcoidosis is an inflammatory condition that affects the lungs, lymph nodes, and/or other tissues. Learn about symptoms and treatment.
Grover's Disease
A skin disorder marked by a rash of small, raised skin-colored or reddish spots.
Ringworm (Tinea)
A fungal infection that can affect the skin, fingernails, toenails, and/or hair.
Viral Warts
Viral warts are viral infections of the skin that are most common on the hands and feet. Learn about symptoms and treatment.
Seborrheic Keratosis
A common type of noncancerous skin tumor that resembles a wart and may bleed or be itchy.
Vitiligo
Vitiligo is a disease that causes patches of skin to lose their color, resulting in white spots. Learn about causes and treatment.
Lichen Planus
Lichen planus is an inflammatory disease that can affect the skin, mouth, nails, genitals, and scalp. Learn about symptoms and treatment.
Rosacea
Rosacea is a chronic, inflammatory skin condition that causes red patches and/or bumps on the face, often on the nose, cheeks, or chin.
Actinic Keratosis (AK)
Actinic keratosis (AK) is a scaly and rough patch of skin caused by years of sun damage. Learn about symptoms and treatment.
Dermatitis herpetiformis
Dermatitis herpetiformis is an autoimmune disease triggered by eating gluten. Learn about symptoms and treatment.