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Paediatrics
intermediate
X-Type

Developmental Dysplasia of the Hip Management

Pediatric Hip

A 6-week-old girl is referred from her pediatrician for a positive Ortolani test on newborn screening. She was a firstborn, breech presentation, and her mother has a history of DDH. On examination, the left hip is dislocated but can be reduced with gentle abduction. Ultrasound shows a Graf Type III hip with an alpha angle of 40 degrees. Regarding developmental dysplasia of the hip:

Mark each as TRUE or FALSE

A

Risk factors for DDH include: female sex (80% of cases), firstborn status, breech presentation (espe...

B

Clinical examination: Ortolani test (reduces a dislocated hip - positive "clunk" indicates relocatio...

C

All newborns require routine hip ultrasound screening; the Ortolani test dislocates a stable hip; ma...

D

Graf ultrasound classification: Type I (normal, alpha greater than 60 degrees), Type IIa (physiologi...

E

Treatment by age: 0-6 months - Pavlik harness (95% success for reducible hips, maintains flexion gre...

Answer the questions to see explanations

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