Boils are painful, pus-filled, and are caused by infections like Staphylococcus aureus. Cysts are painless, non-infectious ...

Scalp folliculitis is a skin condition that occurs when the hair follicles on the scalp become inflamed. This results in pustules, whiteheads, or other pimple-like bumps on the scalp that can be ...

Folliculitis is a common skin condition that occurs when hair follicles become inflamed due to infection, irritation, or blockage. The most frequent cause is a bacterial infection, though fungi and ...

A 58-year-old woman presents for evaluation of palmar blisters that appeared 2 months ago. The blisters are intensely pruritic and the severity of itching waxes and wanes. The patient is otherwise ...