X-ray appearance of sequestrum is –
Correct Answer: Unnatural radiodense fragments
Description: Ans. is 'a' i.e., Unnatural radiodense fragments Sequestrum* Sequestrum is a piece of dead bone, surrounded by infected granulation tissue trying to eat the sequestrum away.* The sequestrum is hardl, rough, porus, light in weight and lighter in colour than normal Normal pattern of bone is lost. (Note : Sequestrum in syphilis and TB is heavier than normal bone because sclerosis usually precedes the death of the bone).* On x-ray, sequestra show up as unnatural dense fragments, in contrast to the surrounding osteopenic bone.
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Orthopaedics
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