Pediatric Hip
A 6-week-old infant girl is referred for evaluation of hip instability. She was born at term via breech presentation to a first-time mother with a family history of DDH. On examination, the left hip has a positive Ortolani sign (palpable clunk on reduction) but negative Barlow sign. The right hip is stable. Ultrasound shows Graf Type IIc on the left and normal findings on the right. Regarding developmental dysplasia of the hip (DDH):
Mark each as TRUE or FALSE
Risk factors for DDH include female sex (4-6:1), first-born child, family history (10-fold increase)...
Clinical examination includes Ortolani test (abduction with anterior pressure reduces dislocated hip...
DDH is more common in males; the right hip is most commonly affected; a positive Barlow test indicat...
The Graf ultrasound classification categorizes hip morphology: Type I (normal, alpha angle greater t...
Treatment by age: 0-6 months (Pavlik harness for reducible hips), 6-18 months (closed reduction unde...
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Click T (True) or F (False) for each option