What is the effect of an injury at the level between L2 and S2?

An injury at the spinal level between L2 and S2 typically results in various patterns of leg weakness and numbness, depending on the specific location of the injury. This region of the spinal cord contains important nerves that contribute to the motor and sensory function of the lower limbs.

Injuries at these levels do not lead to complete paralysis of the lower body, as would be the case with injuries higher on the spinal cord (for example, at the cervical level). Instead, because innervation to various muscles and sensory areas is still partially intact, the individual may experience differing degrees of weakness and loss of sensation that can vary significantly based on the exact level of the injury.

The presence of such varying patterns of leg weakness and numbness is due to the complex arrangement of nerve roots in this region, which control diverse muscle groups and sensory areas. Therefore, L2-S2 injuries result in functional impairment rather than total loss of function, highlighting the need for targeted rehabilitation strategies based on the specific characteristics of the injury.