Orthonotes
Orthonotes
by the.bonestories
v3.0 Fusion
v3.0 Fusion
trauma topic hub

ACL Injury — Biomechanics, Diagnosis & Reconstruction Principles

Comprehensive guide to anterior cruciate ligament injury covering anatomy, biomechanics, clinical diagnosis including Lachman and pivot shift tests, graft selection, fixation methods, and evidence-based return-to-sport criteria.

Overview

Topic summary

View wiki
Comprehensive guide to anterior cruciate ligament injury covering anatomy, biomechanics, clinical diagnosis including Lachman and pivot shift tests, graft selection, fixation methods, and evidence-based return-to-sport criteria.
Resources

Reading and supporting material

MCQs

High-yield practice questions

Start topic quiz
Question 1

What is the primary mechanism of injury for the majority of ACL tears?

Question 2

Which test is considered the most sensitive clinical test for diagnosing an ACL tear?

Question 3

In the context of ACL injury, what does the term 'unhappy triad' refer to?

Question 4

Which bundle of the ACL is primarily responsible for resisting anterior translation of the tibia?

Question 5

What is the typical graft choice for ACL reconstruction in young athletes?

Question 6

What is the significance of endpoint quality during the Lachman test?

Question 7

During which phase of knee flexion does the pivot shift test demonstrate a notable 'clunk' indicating ACL insufficiency?

Question 8

Which of the following factors contributes to the increased risk of ACL injury in females?

Question 9

What is the primary goal of ACL reconstruction surgery?

Question 10

What is the recommended timeline for return to sport after ACL reconstruction based on evidence?