Test used for prolapsed lumbar interveebral disc is-: (A) Active straight leg raising test, (B) Lasegue test, (C) Thomas test, (D) Apley's grinding test
Answer is B. Essential ohopaedics , Maheshwari, 9th edition ,pg.no.255 Lasegue test is a modification of SL where the first the hip is lifted to 90deg with the knee bent . The knee is then gradually extended by the examiner, if nerve stretch is present ,it will not be possible to do so & patient will experience pain in the back of thigh or leg.