A 51-year-old woman presented to the accident and emergency department with complaints of nausea, vomiting, and loose stool for the last 48 hours. She felt nauseous and vomited, and complained of lower abdominal discomfort. Her pain was in the upper abdomen and was crampy in nature. The loose stools developed a few hours later, which were watery with no blood. She has passed stool every hour for the last 5 hours.
She felt hot, sweaty, and achy all over. Medical history : Hysterectomy Social history: Non-smoker with little alcohol consumption Physical examination Heart rate: Tachycardic 120 beats/min and pyrexia at 38.6 ° C Dry mucus membranes and decreased skin turgor Abdominal examination: Generalized tenderness with voluntary guarding but no rebound Bowel sounds were present. The neurological exam was normal. What's your diagnosis? (Answer is posted in the comment section below!)…