There is a strong association between smoking duration and colorectal polyps, independent of smoking intensity, cessation and other potential confounders, reports a recent study. Such association is more robust with distal rather than proximal polyps, and with serrated polyps rather than adenomas.
Supplementation with glutamine is safe and effective in diarrhoea-predominant, irritable bowel syndrome (IBS-D) patients with increased intestinal permeability following an enteric infection, a study has found.
Microbial therapies, such as prebiotics and probiotics, show potential in patients with nonalcoholic fatty liver disease, yielding reductions in body mass index, hepatic enzymes, serum cholesterol and triglycerides, a study has shown.
Autoimmune hepatitis occurs indiscriminately in adults and children, a study has found. Age affects clinical features but not response to treatment, while higher age at diagnosis is associated with diminished chances of survival without liver-related death or liver transplantation.
In this series, we present authoritative advice on the investigation of a common clinical problem, especially commissioned for family doctors and written by members of the Royal Australasian College of Physicians.