Unilaterally raised floor of mouth

A previously healthy 30-year-old man presented to the emergency department with a 3-day history of worsening right-sided swelling of floor of mouth with odynophagia. According to him, this was his first episode. There was no prior trauma, fever, toothache, foreign body ingestion or dental extraction. No associated neck swelling, shortness of breath or constitutional symptoms were found. On examination, patient was not septic looking, floor of mouth was raised on right side, erythematous with non-discharging punctum (figure 1). Bimanual palpation revealed hard …