Case Presentation: 22-year-old female presented with worsening lower abdominal pain, diarrhea, and ascending muscle weakness. A lumbar puncture revealed a normal cell count and protein levels, with slightly elevated Campylobacter Jejuni antibody levels at 0.93. The patient was treated with a five-day course of IVIG for presumed Guillain-Barré Syndrome (GBS), resulting in slight improvement in [...]