“…3,7,12,14 Joint line tenderness has been reported as an accurate assessment; in reality, by itself, it has only moderate diagnostic accuracy. 12,[15][16][17] However, combined with 2 widely used classic orthopedic tests, McMurray and Apley (which are used for meniscal injury diagnosis) and Helfet (a test for the "screw-home" function of the tibiofemoral and patellofemoral joints), the diagnostic accuracy is improved. 3,7,9,11,12,14,18,19 In the examination, the joint line is palpated for pain during the normal motion of the meniscus, moving posteriorly on flexion and anteriorly on extension.…”