A 48-Year-Old Man With Excessive Drooling and Descending Paralysis Requiring Mechanical Ventilation.

A 48-year-old man presented with a chief report of worsening dysphagia for 5 days. Initially, he had difficulty swallowing solids, but it has progressed to difficulty with liquids. There was associated sialorrhea, hypophonia, slurring of speech, hoarseness of voice, cough, and prominent upper extremity weakness. Of note, 2 weeks ago, the patient had an upper respiratory tract infection (including otitis media) that was treated with amoxicillin-clavulanate. His wife and son were also recently sick with an upper respiratory tract infection. His medical history included hypertension managed with amlodipine; he denied any history of TB, recent travel, or canned food ingestion. He denied fevers, stridor, dyspnea, rash, odynophagia, nausea, vomiting, or diarrhea.