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Radiological Case of the Month

John L. Gwinn, MD; G. R. Barnes Jr., MD; Fernando J. de Castro, MD, MPH
Am J Dis Child. 1967;114(4):401-402. doi:10.1001/archpedi.1967.02090250099007.
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CLINICAL HISTORY.—A 3-year-old girl was referred to the University of Michigan Medical Center because of "bowing of the right leg since birth".

Physical examination revealed several cafe-au-lait spots over the trunk and limbs and mild kyphoscoliosis of the right tibia. No other abnormalities were detected and the laboratory findings were noncontributory.

Radiographs of the lower extremities were taken.

Denouement and Discussion 

Congenital Kyphoscoliotic Tibia  This patient presented an example of congenital kyphoscoliosis of the tibia.Congenital kyphoscoliotic tibia or congenital pseudoarthrosis of the tibia is a rare disease characterized by congenital bowing of the shaft of one or both tibiae at the junction of the middle and lower thirds. The fibula on the same side as the affected tibia is often involved. Other bones, especially clavicle and femur, may be involved. Fractures can occur at the level of the bowing in the fetus, in the newborn, or during infancy or


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