What should you know about GERD and ulcerative colitis?

GERD happens when stomach contents move back towards the food pipe, causing burning behind the breastbone, a sour taste, throat irritation or symptoms after meals. Ulcerative colitis is inflammation affecting the lining of the large bowel. A person with ulcerative colitis may have diarrhoea, urgency, blood or mucus in the stool, and cramping abdominal pain. GERD does not cause ulcerative colitis, and ulcerative colitis does not automatically cause GERD, although both may occur in the same person.

The location and pattern matter. Reflux tends to involve the upper digestive tract, while colitis symptoms are usually bowel-related. Keeping a record of meals, night symptoms, stool changes, pain and medicines can help a clinician separate the patterns.

Arrange a GP Consultation if symptoms are recurring, new, or affecting eating and sleep. Take a list of medicines, including anti-inflammatory painkillers and any treatments for colitis. Smaller meals, remaining upright after eating, and avoiding personal reflux triggers may reduce upper symptoms; do not stop prescribed colitis treatment without advice. Fluids are especially useful when diarrhoea is present.

Seek urgent medical help for heavy rectal bleeding, black stools, severe or worsening abdominal pain, repeated vomiting, faintness, confusion, or inability to keep fluids down. Prompt assessment is also needed for fever with a marked change in bowel symptoms, difficulty swallowing, or chest pain with breathlessness or sweating.

Could these symptoms reflect reflux, a colitis flare, or another problem? Which medicines might irritate my stomach or bowel? Do I need tests, a medication review, or Colorectal Cancer Screening based on my history?