23rd August 2023

A 27-year-old woman presents to the clinic with a 2-day history of sudden onset vomiting and diarrhoea

A 27-year-old woman presents to the clinic with a 2-day history of sudden onset vomiting and diarrhoea. She denies any recent travel, contact with sick individuals or diet changes. She has been feeling generally unwell and has developed a low-grade fever. She’s worried about her symptoms as she has been drinking plenty of water but still feels thirsty.

What is the most likely diagnosis?