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.

Adult Reconstruction
intermediate
X-Type

TKA Alignment Options - Mechanical vs Kinematic

Knee Arthroplasty

An orthopaedic trainee is discussing TKA alignment philosophies with their consultant. They review a patient with constitutional 3 degrees varus alignment bilaterally. The consultant asks about the evidence for mechanical versus kinematic alignment and when to consider each approach. Regarding TKA alignment options:

Mark each as TRUE or FALSE

A

Mechanical alignment (MA) targets a neutral 0 degrees plus or minus 3 degrees hip-knee-ankle (HKA) a...

B

Kinematic alignment (KA) aims to restore the native joint line obliquity and constitutional alignmen...

C

Kinematic alignment has proven Level 1 evidence showing superior long-term outcomes at 15 years comp...

D

Restricted kinematic alignment (rKA) combines KA principles with safety boundaries, typically limiti...

E

Approximately 20% of patients report dissatisfaction with mechanically aligned TKA despite correct a...

Answer the questions to see explanations

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