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Clinical examination of the knee involves eliciting certain signs that may indicate the presence of knee pathology. One such is quadriceps wasting. This occurs most commonly as the result of disuse or from a painful or unstable lesion of the knee.
Comparing the circumference of the thighs at a set level above the patella is the standard method of testing for atrophy.1,2 This, however, assumes that the thighs are normally of equal circumference.3
It has been noted by the senior author (GCB) that, in children, the …
No formal ethical approval was required for this study.
Competing interests: none declared