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Inflammatory bowel disease
1Pushpawati Singhania Research Institute for Liver, Renal and Digestive Diseases, Saket, New Delhi. pankajvohramd@yahoo.com
Indian Journal of Pediatrics
|December 6, 2000
Summary
Inflammatory bowel disease (IBD), including Crohn's disease (CD) and ulcerative colitis (UC), is increasingly reported globally. Advances focus on immune system dysregulation and novel treatments for IBD.
Area of Science:
- Gastroenterology and Immunology
Background:
- Inflammatory bowel disease (IBD), encompassing ulcerative colitis (UC) and Crohn's disease (CD), was historically rare but is now increasingly diagnosed worldwide.
- A notable epidemiological shift shows UC prevalence preceding CD, with CD rates rising significantly in both developed and developing nations.
- While adult smoking correlates with increased CD risk and decreased UC risk, pediatric smoking appears to elevate IBD risk.
Purpose of the Study:
- To review the evolving epidemiology, pathogenesis, diagnostic challenges, and therapeutic advancements in inflammatory bowel disease (IBD).
- To highlight the critical role of immune system dysregulation in IBD etiology and treatment.
- To emphasize the importance of nutritional support and emerging therapies for IBD management.
Main Methods:
- Literature review of epidemiological trends, etiological factors, and treatment modalities for IBD.
- Analysis of immune system pathways implicated in IBD pathogenesis, focusing on antigen presentation, T-lymphocyte activity, and cytokine involvement.
- Evaluation of diagnostic advancements and therapeutic strategies, including nutritional interventions, corticosteroids, immunosuppressants, biologics, and surgery.
Main Results:
- IBD incidence is rising globally, with a documented shift in prevalence patterns.
- Immune system aberrations, particularly involving antigen-presenting cells, CD4 T-lymphocytes, and tumor necrosis factor alpha, are central to IBD pathogenesis.
- CD is associated with Th1 activity, while UC pathogenesis is less understood but appears humoral.
- Diagnostic tools like serology and imaging are underutilized in regions with high infectious disease burdens.
- Nutritional therapy is crucial, especially for pediatric CD, and novel treatments are emerging.
Conclusions:
- IBD is a growing global health concern with complex etiology involving genetic predisposition, immune responses, and environmental factors.
- Understanding immune dysregulation offers promising therapeutic targets for IBD.
- Comprehensive management of IBD requires addressing nutritional status and exploring advanced treatment options like biologics and surgery.