Cruralgia ma ọ bụ crural neuralgia bụ ihe mgbu na-esote usoro akwara crural (nke a na-akpọ ugbu a akwara femoral).

Nri akwara a na-ebilite na ala nke ọkpụkpụ azụ (ma ọ bụ ọkpụkpụ azụ) site na nzuko nke mgbọrọgwụ akwara na-esi na ọkpụkpụ azụ, ma ọ bụ ọkpụkpụ azụ dị ka nomenclature ọhụrụ. Ụmị a bụ eriri dị ihe dị ka 50 cm n'ogologo na-agbatị ụbụrụ ma chekwaa n'ime ọkpụkpụ azụ nke na-echebe ya ekele maka ọkpụkpụ nke vertebrae.

Na mkpokọta, 31 ụzọ abụọ nke irighiri akwara na-apụ n'aka nri na aka ekpe nke spinal canal: ma, site na elu ruo ala, 8 n'olu (mgbọrọgwụ cervical), 12 site na elu azụ (mgbọrọgwụ thoracic), 5 site na ala azụ ( mgbọrọgwụ lumbar), 5 na ọkwa nke sacrum na 1 na ọkwa nke coccyx.

The crural irighiri akwara bụ, dị ka niile spinal irighiri akwara, a akwara nke bụ ma sensory na moto: ọ innervates n'ihu nke apata ụkwụ na ụkwụ na-enye ohere flexion nke apata ụkwụ na ogwe, ndọtị nke ikpere nakwa dị ka nchịkọta mmetụta. ozi sitere na mpaghara a (ọkụ, oyi, mgbu, kọntaktị, nrụgide, wdg)