Furuncle: a bright-red nodule with several pustules on the surface and a rim of erythema.

Furuncle on the chin. An erythematous tender nodule that drained in the center, releasing purulent exudate.

Tender inflammatory plaque that is fluctuant on palpation and has several pustules on the surface where the lesion is draining.

Furuncles may be multiple, as in this case. The tender inflammatory nodules have spontaneously drained. Culture is positive for Staphylococcus aureus. Antibiotic sensitivity patterns are changing; check when prescribing therapy.