26th April 2024

A 32-year-old woman presents with a 12-month history of intermittent abdominal pain, bloating, and altered bowel habits.

A 32-year-old woman presents with a 12-month history of intermittent abdominal pain, bloating, and altered bowel habits. She reports episodes of both constipation and diarrhoea. The pain typically improves after a bowel movement. She denies any rectal bleeding, weight loss, or family history of gastrointestinal diseases. Her temperature is 36.9°C, and abdominal examination reveals mild bloating but no tenderness.

Which is the most likely diagnosis?