Proximal focal femoral deficiency - bilateral class A

Case contributed by Eid Kakish
Diagnosis almost certain

Presentation

Born with bilaterally shortened lower limbs. Unremarkable gestation.

Patient Data

Age: 3 years
Gender: Male
This study is a stack
Axial bone
window
This study is a stack
Coronal
bone window
This study is a stack
Sagittal
bone window
This study is a stack
Sagittal
bone window
This study is a stack
Coronal
3D
This study is a stack
Coronal
3D
This study is a stack
Coronal
3D
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Info

Bilateral congenital shortening of both femoral necks and shafts, with bilateral symmetrical femoral flattening. 

Both femoral heads are well-formed, contained within their corresponding acetabula.

Both patellae are unossifed.

Case Discussion

Bilateral flattening and shortening of both femurs with well-formed acetabula and femoral heads. 

Both patellae are present but are still unossified. 

Findings suggest Aitken class A proximal focal femoral deficiency.

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