GI Tract

Colon Complications from Anti-Inflammatory Drugs?

Aspirin and other non-steroidal anti-inflammatory drugs (NSAIDs) are known to cause stomach problems, but a large prospective study by Lisa Strate et al. in the May issue of Gastroenterology shows that they can also damage the colon, causing diverticulitis and diverticular bleeding. Strate et al. tracked the use of aspirin,

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What is the Best Strategy for Children with Celiac Disease?

Most children with potential celiac disease, based on serologic markers, remain healthy after 3 years—only about a third develop villous atrophy, report Antonella Tosco et al. in the April issue of Clinical Gastroenterology and Hepatology. However, antibody tests can identify children at greatest risk for the changes in the intestinal

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Origins of Gastric Cancer

Gastric tumors can arise from a single mutation in a single stomach gland, according to Lydia Gutierrez-Gonzalez et al. in the April issue of Gastroenterology. To study how gastric dysplasias form and expand, Gutierrez-Gonzalez et al. analyzed 23 samples of gastric epithelium from patients who received surgery for gastric adenocarcinoma

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Cleaning for Colonoscopy

GoLytely better prepares the colon for screening colonoscopy than MiraLAX, report Michael Hjelkrem et al. in the April issue of Clinical Gastroenterology and Hepatology. Efficient cleansing of the colon is one of the most important factors for successful colonscopy examination, but also a major reason that patients avoid screening—because of

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Anti-Inflammatory Drugs Prevent Colorectal Cancer (for Some)

Aspirin and other anti-inflammatory drugs prevent colorectal cancer (CRC) in some people but not others, according to the March issue of Gastroenterology. Andrew Chan et al. found that these drugs reduce the risk of CRC only in women with high levels of soluble tumor necrosis factor receptor 2 (sTNFR-2), a

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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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