Post polio, a child has gastronemius power – Grade 2, peroneus longus- Grade 3, tibialis anterior – Grade 4. Deformity present is:
Correct Answer: Calcaneo valgus
Description: Ans: a (Calcaneo valgus)Ref: Textbook of Orthopaedics - Ebenezar, 4th ed.Tibialis anterior and peroneus longus which are the primedorsiflexor and evertor position the foot in calcaneo valgusdue to unequal muscle pull in the above case.Calcaneo valgus - Dorsiflexion at ankle and (eversion) at subtalar joint.Calcaneo varus - Dorsiflexion at ankle and varus (inversion) at sub talar joint.Equino valgus - Plantar flexion at ankle and valgus at subtalar jointEquino varus - Plantar flexion at ankle and varus at subtalar joint.
Category:
Orthopaedics
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