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Paediatrics
intermediate
X-Type

Proximal Femoral Focal Deficiency

Limb Deficiency

A newborn is noted to have a markedly shortened right thigh with the hip held in flexion, abduction, and external rotation. The entire lower limb appears to end at the level of the opposite knee. Radiographs show absence of the proximal femur with a bulbous femoral shaft. The acetabulum is underdeveloped. Regarding proximal femoral focal deficiency (PFFD):

Mark each as TRUE or FALSE

A

PFFD is a congenital deficiency of the proximal femur of variable severity; the Aitken classificatio...

B

Clinical features include a short, bulky thigh held in flexion-abduction-external rotation, pistonin...

C

PFFD is caused by trauma during pregnancy; Aitken Class D has a normal femoral head and acetabulum; ...

D

Treatment depends on severity and predicted limb length discrepancy: mild cases (Aitken A) may be ma...

E

Van Nes rotationplasty rotates the leg 180 degrees so the ankle functions as a knee joint within a p...

Answer the questions to see explanations

Click T (True) or F (False) for each option