Bone & Joint Infections · NEET PG Preparation Orthopaedics

In chronic osteomyelitis, what is the term used to describe a piece of necrotic, infected bone that has become separated from the living bone?

Practice question from Bone & Joint Infections (NEET PG Preparation Orthopaedics), with the correct answer and a step-by-step solution.

easy · MCQ · Q-35C5E5

In chronic osteomyelitis, what is the term used to describe a piece of necrotic, infected bone that has become separated from the living bone?

  1. A.Involucrum
  2. B.SequestrumCorrect answer
  3. C.Cloaca
  4. D.Brodie abscess

Solution

A sequestrum is a piece of dead, infected bone separated from healthy bone. The new bone formed around it by the periosteum is called the involucrum, and the opening in the involucrum through which pus discharges is the cloaca.

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