Marisa Garshick, MD, FAAD, is a board-certified dermatologist and clinical assistant professor of dermatology. Skin lesions can be primary (present from birth or develop later in life) or secondary ...
When a blotchy red rash pops up on your skin, it's not easy to know exactly what the cause is. With thousands of skin diseases to choose from, deciphering your skin can be a challenge. But with skin ...