Skip to main content
OrthoVellum
Knowledge Hub

Study

  • Topics
  • MCQs
  • ISAWE
  • Operative Surgery
  • Flashcards

Company

  • About Us
  • Editorial Policy
  • Contact
  • FAQ
  • Blog

Legal

  • Terms of Service
  • Privacy Policy
  • Cookie Policy
  • Medical Disclaimer
  • Copyright & DMCA
  • Refund Policy

Support

  • Help Center
  • Accessibility
  • Report an Issue
OrthoVellum

Ā© 2026 OrthoVellum. For educational purposes only.

Not affiliated with the Royal Australasian College of Surgeons.

Paediatrics
intermediate
X-Type

DDH Treatment Options - Pavlik Harness, Closed Reduction, Open Reduction, and Osteotomies

Paediatric Hip

A 6-week-old female infant is diagnosed with left hip developmental dysplasia. Ultrasound shows Graf Type IIc (alpha angle 48 degrees). The hip is Ortolani-positive (dislocated but reducible). The infant was born via breech presentation. The pediatric orthopaedic surgeon recommends Pavlik harness treatment and discusses the management protocol with the parents. Regarding Pavlik harness treatment for DDH:

Mark each as TRUE or FALSE

A

PAVLIK HARNESS indications: DDH diagnosed from birth to 6 MONTHS; reducible (Ortolani-positive) or u...

B

HARNESS POSITIONING: hip FLEXION 90-110 degrees (critical range); HIP ABDUCTION - NOT forced (allow ...

C

Pavlik harness should maintain hips in full extension; maximum forced abduction is required for succ...

D

MONITORING protocol: check harness fit weekly for first 2-3 weeks; ULTRASOUND at 2-3 weeks to confir...

E

PAVLIK HARNESS COMPLICATIONS: AVASCULAR NECROSIS (AVN) 1-5% - reduced by avoiding forced abduction; ...

Answer the questions to see explanations

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