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.

Radiology
intermediate
X-Type

CT Imaging Principles

CT Imaging

A patient with a complex acetabular fracture requires CT imaging for surgical planning. The registrar is discussing CT principles with the consultant including Hounsfield units, reconstruction algorithms, and 3D imaging. Regarding CT imaging principles in orthopaedics:

Mark each as TRUE or FALSE

A

CT measures X-ray attenuation in Hounsfield Units (HU) where water is defined as 0 HU, air is approx...

B

Modern multi-detector CT (MDCT) acquires volumetric data that can be reformatted in any plane (multi...

C

CT has lower radiation dose than plain radiography for most examinations; soft tissue contrast resol...

D

CT is superior to plain radiography for complex fracture assessment including intra-articular involv...

E

Metal artefact reduction techniques (MARS) in CT include increasing kVp, using iterative reconstruct...

Answer the questions to see explanations

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