These inclusion criteria ensured a homogenous patient population with clinically verified lumbar radiculopathy and a high pre-test probability of nerve root impingement. MRI or CT was used to ...

[22] MRI was substituted with CT in 7 (6.0%) of the study subjects. A few cases of nerve root impingement may have been missed, but this is unlikely to have influenced the results significantly.

A dermatome is an area of skin that gets its sensation from a specific spinal nerve root. Spinal nerves exist ... Research into leg pain patterns from damaged L5 and S1 nerve roots used MRI ...