Carbuncles results from coalescing infections with Staphylococcus aureus around hair follicles and produce draining sinuses.

 Visit: Staphylococcal Infection ;  Furuncle (Boil) .

Carbuncles occur more often in men. Image Link

Most carbuncles are on the neck, but they also occur on the limbs, trunk, face, and scalp.  Image .

Necrosis spreads deeply into the skin, and some patients develop bacteraemia, with a risk to life.

The infection is treated by applying antibiotics systemically and directly to the lesion and by incision.

Carbuncle in humans and animals: modern aspects of an ancient diseaseG Ital Med Lav Ergon. 2002 ;24(4):376-8.

A polypous carbuncle.Int J Dermatol. 1998 Apr;37(4):267-8.