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What is Sequestrum Involucrum?

August 24, 2019 by Dr. Medicalstudyzone.com Leave a Comment

Sequestrum Involucrum is made up of two words.

Sequestrum is a piece of dead bone that has been separated from normal bone in acute pyogenic osteomyelitis.

Involucrum is a new layer of bone tissue around the dead infected bone.

Also check: Pathoma Video Lectures Of pathology 2019

This is a characteristics feature of Acute pyogenic osteomyelitis. The caustic agents are Salmonella, N Gonorrhea, Pasturella, S aureus, Mycobacterium tuberculosis etc.

What is Sequestrum Involucrum?

Clinical features of such lesions are Bone pain with systemic sign of infection that are fever and leukocytosis. Lytic focus (abscess) surround by sclerosis of bone on x-ray. Lytic focus is called sequestrum and sclerosis is called involucrum. Diagnosis is made by cultural test.

Filed Under: Pathology Tagged With: Sequestrum Involucrum, What is Sequestrum Involucrum?

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