A 20-year-old man presents with a 4-year history of a skin condition on his face. He tried an over-the-counter salicylic acid facewash that did not help much. The lesions are sometimes painful and ...

Pustules are a type of pimple filled with yellowish pus, often showing as red bumps with white centers that may feel tender. Pastules often appear on oily or sweaty areas such as the face, back, ...

The pathogenesis of erythema toxicum neonatorum is not well understood but may arise secondary to skin contact with meconium. Some studies have suggested that an abnormal immunologic reaction to ...