Elsberg syndrome is a rare, self-limiting radiculitis, often associated with HSV-2 infection. It typically presents with urinary retention and cauda equina involvement. We report a case of a 37-year-old woman, 36 weeks pregnant, who presented with fever, headache, photophobia, urinary retention, and left-leg numbness. Neurological examination suggested spinal cord involvement, despite an unremarkable magnetic r...