Presentation
Work up for arthrogryposis multiplex congenita. Suspected teratologic hip dysplasia.
Patient Data
Age: 3 days
Gender: Male
From the case:
Developmental dysplasia of the hip- Graf type IIa
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Right hip (normal- type Ib)
alpha angle:60o
beta angle:57o
Left hip (type IIa- physiologically immature)
alpha angle:56o
beta angle:58o
Case Discussion
Features suggestive of a physiologically immature hip for age on the left (type IIa) and a normal right hip (type Ib) based on the Graf method for ultrasound classification of developmental dysplasia of the hip.