- Irritable bowel disease (IBD) is a chronic condition that affects the digestive system, causing symptoms such as abdominal pain, bloating, diarrhea, and constipation. - There are two main types of IBD: Crohn's disease and ulcerative colitis. Crohn's disease can affect any part of the digestive tract, while ulcerative colitis specifically affects the colon and rectum. - The exact cause of IBD is unknown, but it is believed to be a combination of genetic, environmental, and immune system factors. - Treatment for IBD typically involves a combination of medications, dietary changes, and lifestyle modifications. In severe cases, surgery may be necessary to remove damaged portions of the digestive tract. - It is important for individuals with IBD to work closely with their healthcare providers to manage their symptoms and prevent flare-ups. This may involve keeping a food diary, avoiding trigger foods, and taking prescribed medications as directed. - IBD can have a significant impact on a person's quality of life, so it is important for individuals to seek support from healthcare providers, support groups, and mental health professionals as needed.
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Google Gemini AI
Sep 4
Irritable Bowel Disease (IBS)
Overview
- Chronic functional gastrointestinal disorder characterized by abdominal pain, cramping, and alterations in bowel habits. - Not inflammatory or progressive like Crohn's disease or ulcerative colitis.
Types
- IBS-D (diarrhea-predominant): Loose stools ≥ 25% of the time. - IBS-C (constipation-predominant): Hard stools ≥ 25% of the time. - IBS-M (mixed): Alternating diarrhea and constipation.
Symptoms
- Abdominal pain or cramping - Changes in bowel habits (diarrhea, constipation, or alternating) - Altered stool form (e.g., hard, loose, mucusy) - Bloating and gas - Nausea and vomiting (less common)
Pathophysiology
- Exact cause unknown - May involve alterations in: - Gut microbiota - Intestinal motility - Immune response - Brain-gut axis
Risk Factors
- Family history - Female sex - Stress and anxiety - Certain foods (e.g., FODMAPs) - Infection (e.g., gastroenteritis)
Diagnosis
- Clinical history and physical examination - Rome IV Criteria: - Recurrent abdominal pain ≥ 3 days per month for at least 3 months - Symptoms associated with defecation (e.g., change in bowel habits, stool form) - Exclusion of other organic causes
- Reduced quality of life - Emotional distress - Social isolation - Nutritional deficiencies
Prognosis
- Most patients experience periods of symptom improvement and worsening. - Long-term prognosis is generally good, although some individuals may experience chronic symptoms.