Nthawi zambiri, cruralgia imayamba chifukwa cha kupsinjika kwa mitsempha ya crural ndi disc ya herniated. Chophukacho ndi mapangidwe omwe amachokera ku intervertebral disc, yomwe, imachokera ku malo ake abwino, imayika mphamvu pa imodzi mwa mizu ya mitsempha ya crural.

Msana umapangidwa ndi mulu wa vertebrae olekanitsidwa wina ndi mzake ndi otchedwa intervertebral disc, dongosolo lofanana ndi la cartilage ndi ligament. Diski iyi nthawi zambiri imagwira ntchito ngati chotsitsa ndikugawa mphamvu. Chimbale ichi, chomwe chili ndi mphete yokhala ndi pakatikati pake, chimakonda kutaya madzi m'thupi ndikusweka kwazaka zambiri. Khungu la diski likhoza kusamukira ku periphery ndi kutuluka, ndipo iyi ndi disc ya herniated. Chophukacho akhoza kukwiyitsa ndi compress minyewa muzu, mu nkhani iyi lumbar muzu L3 kapena L4 kwa mitsempha crural, ndi chifukwa ululu. Kupsinjika kumeneku kumathanso kulumikizidwa ndi msana wa osteoarthritis (milomo ya parrot, kapena mapangidwe a mafupa omwe amapondereza muzu wa minyewa yamtsempha) komanso / kapena kutsika kwa danga la msana wozungulira msana, womwe umaupanikiza.

Nthawi zambiri, zifukwa zina za psinjika zimatha kuganiziridwa (matenda, hematoma, fracture, chotupa, etc.).