Varus stress test
For: LCL sprain
An injury to the lateral collateral ligament on the outside of the knee, usually from a force pushing the knee outwards.
Not enough published figures to judgeThese figures have not been confirmed against the full paper (checked against the abstract or a secondary source only).
What the numbers mean
- Too few published figures to say how much a result changes the picture.
Source
Harilainen A. Evaluation of knee instability in acute ligamentous injuries. Ann Chir Gynaecol. 1987;76(5):269–273. PubMed · single study
Figures as they will appear in Rule It In, Rule It Out (Trokos, forthcoming). If a newer or better study changes them, this page changes with the book. Figures last updated from the book on 2 October 2026.
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This page gives the published figures. Rule It In, Rule It Out adds how to do this test, what counts as positive, how to read the result, and, where studied, whether combining it with other tests helps.
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Rule It In is a free evidence letter for musculoskeletal clinicians: one recent study explained, one examination test with its real numbers. From Trokos, publisher of Rule It In, Rule It Out.