Prosthetic knee joint infection due to .

Infected total knee arthroplasty (TKA) due to is very rare with only three such cases described in literature. Only one case was managed successfully, however, with a prolonged course of anti tubercular therapy. In this case report, we present an elderly lady with infected TKA after 2 years of the primary procedure. Although initially it grew different bacteriae, was isolated during the second debridement. She was successfully treated with total of 5 months of second line anti tubercular drugs with revision prosthesis performed during chemotherapy. Two years followup revealed satisfactory outcome with no relapse.