Intractable Hiccups in a Middle-Aged Female

A previously healthy 50-year-old female was admitted with recurrent hiccups and nausea for 2 weeks. She had previously taken several consultations from physicians and gastroenterologist without getting any relief. She denied any abdominal symptoms, visual impairment, motor weakness, incoordination, gait imbalance, or abnormal sensation. General physical and neurological examinations were normal