GI Tract

What Causes Weight Gain After Gastric Bypass?

A surgical complication, rather than eating habits, can cause patients to regain lost weight after gastric bypass surgery, reports Barham K. Abu Dayyeh et al. in the March issue of Clinical Gastroenterology and Hepatology. The authors correlated increased diameter of the gastrojejunal stoma with long-term weight gain after this common

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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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Safe Bread for Celiacs

Baked goods made from fully hydrolyzed wheat flour, manufactured with sourdough lactobacilli and fungal proteases, are safe for patients with celiac disease, according to the January issue of Clinical Gastroenterology and Hepatology. Celiac disease is caused by an inflammatory response to wheat gluten. Luigi Greco et al. gave patients with celiac

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Colorectal Cancer in Cowden Syndrome

Patients with Cowden syndrome (CS) are at high risk for early-onset colorectal cancer, according to the December issue of Gastroenterology. CS is caused by mutations in the tumor suppressor gene phosphatase and tensin homolog (PTEN). Patients typically have mucocutaneous lesions, large-sized heads, and increased risk for breast, thyroid, and endometrial

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Relief from Irritable Bowel Syndrome

Patients with irritable bowel syndrome (IBS) had significant improvements in bowel habits and reductions in abdominal pain after taking a new drug called linaclotide, reports a study published in the December issue of Gastroenterology. Jeffrey M. Johnston et al. performed a placebo-controlled phase 2 trial of 4 different doses of

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Skin Problems from IBD Therapy?

Recurring and intense skin lesions cause one-third of patients that take anti-tumor necrosis factor (TNF) therapy for inflammatory bowel disease (IBD) to discontinue treatment, reports Jean–François Rahier et al. in the December issue of Clinical Gastroenterology and Hepatology. Anti-TNF agents are used to treat patients with a variety of immune

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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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You Swallowed What?

Hospitals can spend millions of dollars removing foreign objects—pens, batteries, and even razor blades—intentionally swallowed by patients, according to the November issue of Clinical Gastroenterology and Hepatology. These cases are unusual but costly for the hospitals that deal with them. Brian Huang et al. found that at Rhode Island Hospital,

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Relief from Gastroparesis?

Gastric electrical stimulation (GES) reduces nausea and vomiting and improves quality of life in diabetic patients with gastroparesis, according to Richard W. McCallum et al. in the November issue of Clinical Gastroenterology and Hepatology. McCallum et al. studied 55 diabetic patients with gastroparesis (delayed gastric emptying, which leads to vomiting,

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In CRC Screening, Location Matters

Colonoscopy screening reduces mortality from cancers of the distal, but not proximal, colon, according to a study published in the October issue of Gastroenterology. Harminder Singh et al. studied mortality from CRC among more than 55,000 people that had received screening colonoscopies, compared with the general population. They found that

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