Radiological sign in case of Pehe’s disease –
Correct Answer: Lateral subluxation femur head
Description: Pehes disease is divided into 5 distinct radiographic stages : *cessation of growth of capital femoral epiphysis - occurs after initial ischaemic episode & last for 6-12 months . *subchondral fracture - causes collapse of head &ischemia ,visible on radiograph for an average of three months *resorption - necrotic epiphyseal bone beneath the subchondral fracture is gradually & irregularly resorbed & takes 6-12 months *re- ossification- ossification of vascular fibrous tissue takes place .the capital femoral epiphysis regains its normal strength ,takes 6-24 months * healing or residual stage - femoral head is healed with or without residual deformity. REF:textbook of ohopaedics ,John ebnezer, 4th edition , pg.no.412
Category:
Orthopaedics
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