Presentation
History of bowed legs for 5 years.
Patient Data
Age: 10 years
Gender: Female
From the case:
Blount's disease (congenital tibia vara)
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- fragmentation of medial tibial epiphysis on both sides
- irregular medial physeal line on both sides
- beaking of proximal medial tibial metaphysis on both sides
- bone bridge across the medial physis on the left side
- metaphyseal-diaphyseal angle (MDA) >11° on both sides (22° on right and 45° on left)
- tibiofemoral angle (TFA) >15° on both sides; tibia vara (37° on right and 39° on left)
Case Discussion
Findings are consistent with infantile form of Blount's disease (also known as tibia vara) which refers to a local disturbance of growth of the medial proximal tibial epiphysis.