A pea-sized lump in your neck is usually a swollen lymph node. It’s often a sign you’re fighting an infection or a result of an insect bite or sting. The appearance of a pea-sized lump in your neck ...
Gram-negative folliculitis (GNF) is one of the most common mimics and complications of acne and acne rosacea. First described by Fulton in 1968, 1 GNF in acne patients is a relatively rare ...
Cutaneous dental (or odontogenic) sinus tracts are uncommon occurrences in which a channel forms from a dental focus of infection to a drainage site on the skin of the face or neck. Odontogenic sinus ...
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What's the difference between a boil and a cyst?
Medically reviewed by Susan Bard, MD Boils are painful, pus-filled, and are caused by infections like Staphylococcus ...
You’ve probably heard of psoriasis—the chronic inflammatory condition that can cause itchy, scaly patches on your skin. Less well-known is a rare form of the disease called pustular psoriasis, which ...
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