carbuncle is infection of group of hairs  follicles,having central necrotic tissue and surrounded by cellulitis,more common in men and in middle aged persons. most common site for it is back or nape of neck or other hairy and prespiring skin,this carbuncle is caused by staphylococcus aureus or streptococcus pyogenes and sometime by methicillin registant staphylococcus. sometime it associated with diabetes mallitus,renal or liver diseases and immunocompromised patients.

patient may present as a red ,inflammed swelling wth sieve like opening on skin with fever or without fever and some time in serious pll condition because of septicaemia. diagnosis....is typical presentation 2.pus for culture and sensitivity 2. test for associated comditions like cbc,blood sugar,creatinine and s bilirubin management includes 1.medical....oral or i medications depend on sensitiity and control diabetes and…