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

© 2026 OrthoVellum. For educational purposes only.

Not affiliated with the Royal Australasian College of Surgeons.

Paediatrics
advanced
X-Type

Non-Accidental Injury

Non-Accidental Injury

An 8-month-old infant is brought to the emergency department by parents who report the child "rolled off the couch." Physical examination reveals a swollen right thigh. The child is non-mobile (not yet crawling). Radiographs show a spiral femoral shaft fracture. You also note healing rib fractures posteriorly and a classic metaphyseal lesion of the distal tibia on skeletal survey. Regarding the evaluation and management of suspected non-accidental injury (NAI):

Mark each as TRUE or FALSE

A

The triad of findings in this case (spiral long bone fracture in non-mobile infant, posterior rib fr...

B

Classic metaphyseal lesions (CML, also called corner or bucket-handle fractures) result from shearin...

C

Spiral fractures are pathognomonic for abuse regardless of age and mobility; all femoral fractures i...

D

Posterior rib fractures in infants result from squeezing during shaking and are highly specific for ...

E

The orthopaedic surgeon's role includes injury documentation, medical stabilization, skeletal survey...

Answer the questions to see explanations

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