<prompt> Male patient with EHL weaknessL4-L5 slip discL5-S1 slip discS2-S3 slip discL2-L3 slip disc  <response>: A L4-L5 slip disc CLINICAL FEATURES OF LUMBAR DISC PROLAPSENerve Root CompressedL1L2L3L4L5S1Level of Disc ProlapseT12-L1L1-L2L2-L3L3-L4L4-L5L5-S1PainThoraco lumbar junction groin, proximal part of thighThoracolumbar junction, groin, proximal part of thighUpper lumbar spine, atnerior aspect of proximal thighLower back, hip, posterolateral thigh, anterior legSacroiliac joint, hip, lateral thigh lateral legSacroiliac joint, hip, posteriolateral leg to heelParesthesiaOblique band proximal 3rd of thigh anteriorly just below inguinal ligamentOblique band mid 3rd of thigh anteriorlyOblique band lower part of thigh anteriorly just above the kneeMedial to shin of tibia, medial aspect of the footLateral leg, dorsum of foot, 1st web spacePosterior aspec: of thigh, back of calf lateral side sole of footMuscle Affected MainlyIliopsoas Hip flexionIliopsoas Hip flexion, Quadriceps Knee extension, adductor brevis, longus magnus Hip adductionIliopsoas HIP flexion, Quadriceps knee extension, adductor brevis, longus, magnus Hip adductionTibialis anterior foot inversion, Quadriceps knee extension, adductor brevis, longus magnus HipExtensor Hallucis Longus Dorsiflexion of great toe, Extensors brevis Dorsiflexion of foot, GluteusPeroneus Longus Brevis Foot eversion, Flexor hallucis longus Plantar flexion of great toe, Flexor digitorum longus brevis Extensor hallucis longus is a thin muscle, situated between Tibialis anterior and Extensor digitorum longus, functions to extend big toe and dorsiflex foot, assists with foot eversion and inversion. Innervation: Deep peroneal fibular nerve, branch of common peroneal fibular nerve L4, L5, S1. 