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

SCFE Treatment - Stable vs Unstable Classification and In-Situ Pinning

Hip Disorders

A 12-year-old obese boy presents with 2 weeks of progressive left groin and thigh pain. He can walk with a limp. Radiographs show a moderate slip of the left capital femoral epiphysis with a slip angle of 40 degrees. The right hip appears normal. He has no endocrine history, and his triradiate cartilage is open bilaterally. The paediatric orthopaedic surgeon discusses classification, immediate management, and the controversy regarding prophylactic contralateral pinning. Regarding SCFE treatment principles:

Mark each as TRUE or FALSE

A

The Loder classification (stable vs unstable) is based on ability to weight-bear: stable SCFE patien...

B

Stable SCFE is treated with in-situ percutaneous screw fixation WITHOUT attempted reduction; manipul...

C

Aggressive closed or open reduction should be performed for all SCFE regardless of stability to achi...

D

Unstable SCFE carries 20-50% AVN risk regardless of treatment because the vascular insult has alread...

E

Prophylactic pinning of the contralateral hip is controversial; high-risk factors favoring prophylax...

Answer the questions to see explanations

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