Medical MCQ-Non-healing sinus is a common clinical feature is chronic osteomyelitis. The most common frequent cause for this presentation is:

Non-healing sinus is a common clinical feature is chronic osteomyelitis. The most common frequent cause for this presentation is:

Resistant organisms

Retained foreign body

Presence of sequestrum

Intraosseous cavities

Question Category:

Orthopaedics

Correct Answer:

Presence of sequestrum

Description:

(C)- Due to necrosis pieces of dead bone separate as sequestra varying in size from spicule to large segment. It is lighter than live bone and normal pattern of bone is lost. It acts as nidus and is most common cause of non healing sinus in chronic osteomyelitis.

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