Abnormal colonic position as an explanation for radiculopathy

Sciatica in the female patient: anatomical considerations, aetiology and review of the literature

“…McPherson et al [119] described a 42-year-old woman with 4-year history of intermittent low back and left buttock pain associated with a positive straight leg raising test whose left L4 and L5 ventral rami were adjacent to the descending colon passing posterior to the left psoas and anterior to the quadratus lumborum and iliacus muscles.…”