
10/09/2025
Question:
Which feature is most suggestive of a meniscus tear?
A. Immediate swelling after injury
B. Instability during pivoting
C. Locking and catching ✅
D. Positive Lachman test
Explanation:
ACL tear = immediate haemarthrosis + instability + Lachman positive
Meniscus tear = delayed swelling + locking/catching + joint line tenderness
Easy Remember: “ACL = Acute, Catchy Ligament → instant swelling; Meniscus = Mechanical”
💡 APC Tip: If stem mentions locking or clicking, always prioritise meniscus over ligament in your answer.