Case report
A 43-year-old Caucasian woman with no significant past medical history presented to the emergency department complaining of diarrhea, abdominal discomfort, and nausea for the last 10 days. Her symptoms began with diarrhea, vomiting, nausea, and low-grade fever and after 3 days, her fever and vomiting resolved. However, she continued to have diarrhea and nausea. She went to one of the local medical centers and was given the
provisional diagnosis of viral gastroenteritis. After a brief course of antiemetics and IV fluids, she was sent home. She had minimal relief and continued to have similar symptoms. On the 10th day since her symptom onset, she decided to come to our hospital for further evaluation. She denied fever, chills, abdominal pain, and burning micturition at the time of presentation. She is a lifetime non-smoker, non-alcoholic, and denied any history of allergy, unusual food intake, sick contacts and travel to other countries. She reported a loss of appetite and weight loss of 5 kg during this period. She denied any bloody stools. She gave no history of diabetes mellitus and HIV risk behavior.