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Image Based Question – 74570

Question

The following deformity is seen in a child. What is the likely cause?

A. Tibial hemimelia

B. Fibula hemimelia

C. Congenital pseudoarthrosis of tibia

D. Congenital posteromedial angulation of tibia

 

Show Answer

Correct Answer » C

Explanation

Ans: C. Congenital pseudoarthrosis of tibia

(Ref: Apley’s 9/e p185)

  • The image is showing anterolateral bowing of tibia, which is commonly seen in congenital pseudoarthrosis of tibia.

Congenital Pseudarthrosis of Tibia:

  • Rare condition is usually diagnosed in early infancy.
  • The child may be born with a fractured tibia, or the bone may be attenuated and then fracture some months later.
  • Fracture fails to unite, or heals very poorly only to fracture again shortly afterwards.
  • By the age of two years the leg is noticeably short and bowed anterolaterally.
  • Becomes intractable condition which will not yield to ordinary forms of fracture treatment.
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