Presentation
Leg bowing.
Patient Data
Age: 4 years
Gender: Female
From the case:
Blount disease
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The frontal view of the knees demonstrate:
- bilateral tibia vara
- decreased thickness with flattening of the medial tibial epiphyses
- depressed medial tibial metaphyses with a beak-shape appearance
- compensatory hypertrophy of the medial femoral condyles
- the metaphyseal-diaphyseal angle of Drennan was at 22º on the right and 23º on the left
Case Discussion
Radiographic features of Blount disease.
Blount disease is commonly bilateral and characterized by a local disturbance of growth of the medial aspect of the proximal tibial metaphysis and/or epiphysis that results in tibia vara.
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