Does Thiopurine Therapy Increase Cancer Risk?

Patients with ulcerative colitis (UC) have a 4-fold increase in risk of lymphoma during treatment with thiopurines, compared to UC patients who have not been treated with these drugs, according to a nationwide cohort study in the November issue of Gastroenterology. The risk increases gradually with successive years of therapy,

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  • Cannabis for Crohn’s Disease?

Cannabis for Crohn’s Disease?

Eight weeks of therapy with Δ9-tetrahydrocannabinol (THC)-rich cannabis reduced symptoms in patients with active Crohn’s disease, according to a controlled trial published in the October issue of Clinical Gastroenterology and Hepatology. However, these effects were only temporary. The marijuana plant Cannabis sativa has been used for centuries to treat a

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Are All Patients With IBD at Increased Risk for Colorectal Cancer?

Although inflammatory bowel disease (IBD) increases risk for colorectal cancer (CRC), the risk is only substantial among patients with long-term, extensive colitis. Furthermore, CRC risk is reduced by thiopurine therapy, according to the July issue of Gastroenterology. Laurent Beaugerie et al. collected data from 19,486 patients with IBD (60% with

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What are the Effects of IBD Therapy During Pregnancy?

In pregnant women treated for inflammatory bowel diseases (IBD),  infliximab and adalimumab, but not certolizumab, cross the placenta and are detected in infants up to 6 months after birth, according to the March issue of Clinical Gastroenterology and Hepatology (CGH). However, they do not appear to cause birth defects, and women

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Who Will Develop Pouchitis After Ileal Pouch–Anal Anastomosis?

Serum markers can be used to identify patients with ulcerative colitis most likely to have inflammatory complications after ileal pouch–anal anastomosis (IPAA), according to the May issue of Clinical Gastroenterology and Hepatology. More than 20% of individuals with ulcerative colitis eventually need surgery for this disease. Patients with fulminant or

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Is Medicine or Surgery the Best Treatment for Crohn’s Disease?

For patients with Crohn’s disease and intra-abdominal abscesses, nonsurgical and surgical management strategies result in similar rates of abscess recurrence and complications, according to the April issue of Clinical Gastroenterology and Hepatology. Crohn’s disease can progress from inflammation and ulceration to bowel damage that includes formation of abscesses, phlegmon, and

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Can Patients With Crohn’s Disease Ever Stop Taking Infliximab?

Half of patients with Crohn’s disease treated with infliximab experience a relapse within the first year after they stop taking the drug, according to a study published in the January issue of Gastroenterology. Drugs such as infliximab inhibit the inflammatory cytokine tumor necrosis factor (TNF) and are effective in reducing

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Does Mucosal Healing Determine Which Patients Will Recover From Ulcerative Colitis?

Lack of mucosal healing, based on endoscopic analysis, identifies patients with ulcerative colitis (UC) who are not likely to respond to corticosteroid therapy, according to Sandro Ardizzone et al. in the June issue of Clinical Gastroenterology and Hepatology. In a prospective study, Ardizzone et al. followed 157 patients with moderate

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IBD Guardian

Researchers have identified a molecule that protects colon cells from injury in a mouse model of inflammatory bowel disease (IBD). The study, published by Beth McConnell et al. in the February issue of Gastroenterology, reports that Klf5 controls genes that mediate recovery from colonic injury. Klf5 regulates transcription of genes

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Eating Away at Crohn’s Disease

Genetic features of many patients with Crohn’s disease affect the ability of their intestinal cells to undergo autophagy—a form of self-digestion that allows them to fight pathogenic bacteria, according to a study by Craig Homer et al. in the November issue of Gastroenterology. Crohn’s disease is believed to be caused

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