Crohn's disease is a type of inflammatory bowel disease (IBD) that may affect any segment of the gastrointestinal tract. Symptoms often include abdominal pain, diarrhea, fever, abdominal distension, and weight loss. Complications outside of the gastrointestinal tract may include anemia, skin rashes, arthritis, inflammation of the eye, and fatigue. The skin rashes may be due to infections as well as pyoderma gangrenosum or erythema nodosum. Bowel obstruction may occur as a complication of chronic inflammation, and those with the disease are at greater risk of colon cancer and small bowel cancer.
Fecal occult blood (FOB) refers to blood in the feces that is not visibly apparent. A fecal occult blood test (FOBT) checks for hidden (occult) blood in the stool (feces).
Steatorrhea is the presence of excess fat in feces. Stools may be bulky and difficult to flush, have a pale and oily appearance, and can be especially foul-smelling. An oily anal leakage or some level of fecal incontinence may occur. There is increased fat excretion, which can be measured by determining the fecal fat level. The definition of how much fecal fat constitutes steatorrhea has not been standardized.
Nature Reviews Gastroenterology & Hepatology is a peer-reviewed medical journal published by Nature Portfolio. It was established in 2004 as Nature Clinical Practice Gastroenterology & Hepatology and obtained its current title in April 2009. The editor-in-chief is Katrina Ray.
JAMA Internal Medicine is a monthly peer-reviewed medical journal published by the American Medical Association. It was established in 1908 as the Archives of Internal Medicine and obtained its current title in 2013. It covers all aspects of internal medicine, including cardiovascular disease, geriatrics, infectious disease, gastroenterology, endocrinology, allergy, and immunology. The editor in chief is Rita F. Redberg.
Gut is a monthly peer-reviewed medical journal on gastroenterology and hepatology. It is the journal of the British Society of Gastroenterology and is published by BMJ. As of 2010, the editor-in-chief is Emad El-Omar.
Gastroenterology is the official medical journal of the American Gastroenterological Association. Its first issue was published in 1943. It is currently published by Elsevier. According to the Journal Citation Reports, the journal has a 2020 impact factor of 22.682, ranking it 4th among 92 journals in the category "Gasteroenterology & Hepatology".
Clinical Gastroenterology and Hepatology is a monthly peer-reviewed medical journal published by Elsevier on behalf of the American Gastroenterological Association. It was established in January 2003. According to the Journal Citation Reports, the journal has a 2021 impact factor of 13.576.
World Journal of Gastroenterology is a weekly peer-reviewed open access medical journal that covers research in gastroenterology. It was established in 1995 and is published by Baishideng Publishing Group, which was included on Beall's list of predatory publishers. The editor-in-chief is Andrzej S. Tarnawski.
Journal of Clinical Gastroenterology is a peer reviewed medical journal covering gastroenterology and hepatology, published by Lippincott Williams & Wilkins. It was established in 1979 and the current editor-in-chief is Ronnie Fass, MD.
Bile acid malabsorption (BAM), known also as bile acid diarrhea, is a cause of several gut-related problems, the main one being chronic diarrhea. It has also been called bile acid-induced diarrhea, cholerheic or choleretic enteropathy, bile salt diarrhea or bile salt malabsorption. It can result from malabsorption secondary to gastrointestinal disease, or be a primary disorder, associated with excessive bile acid production. Treatment with bile acid sequestrants is often effective.
The Canadian Journal of Gastroenterology and Hepatology is a peer-reviewed medical journal covering all aspects of gastroenterology and liver disease. It is published by the Hindawi Publishing Corporation, after having been sold by Pulsus Group in 2015. It was the official journal of the Canadian Association of Gastroenterology and the Canadian Association for the Study of the Liver, who divested from the journal in December 2016 after the sale to Hindawi. It was established in 1987 as the Canadian Journal of Gastroenterology and obtained its current name in 2014.
Scandinavian Journal of Surgery is a peer-reviewed academic journal that publishes papers in the field of surgery. The journal's editor-in-chief is Ari Leppäniemi. It has been in publication since 1919 and is currently published by SAGE Publications on behalf of the Finnish Surgical Society.
Expert Review of Gastroenterology & Hepatology is a peer-reviewed medical journal covering all aspects of gastroenterology and hepatology. It was established in 2007 and is published by Informa.
The European Journal of Gastroenterology & Hepatology is a peer-reviewed medical journal covering the fields of gastroenterology and hepatology. It was established in 1989 and is published by Lippincott Williams & Wilkins. The editors-in-chief are Joost PH Drenth and Didier Lebrec. According to the Journal Citation Reports, the journal has a 2020 impact factor of 2.251.
Hepatology is a peer-reviewed medical journal of hepatology. It is published monthly by John Wiley & Sons on behalf of the American Association for the Study of Liver Diseases. The journal was established in 1981 and the editor-in-chief is David E Cohen.
Scandinavian Political Studies is a quarterly peer-reviewed academic journal covering political science in the Nordic countries published by Wiley-Blackwell. The current joint editors-in-chief are Åse Gornitzka and Carl Henrik Knutsen.
Inflammatory Bowel Diseases is a monthly peer-reviewed medical journal covering all aspects of inflammatory bowel disease. It was established in 1995 and is published by Oxford University Press. It is the official journal of the Crohn's & Colitis Foundation. The editor-in-chief is Fabio Cominelli. According to the Journal Citation Reports, the journal has a 2021 impact factor of 7.29, ranking it 22nd out of 93 journals in the category "Gastroenterology & Hepatology".
Clinical and Translational Gastroenterology is a monthly peer-reviewed open access medical journal covering gastroenterology. It was established in 2010 and is published by Springer Nature on behalf of the American College of Gastroenterology, of which it is the official online journal. It is also the sister journal of the American Journal of Gastroenterology. According to the Journal Citation Reports, the journal has a 2020 impact factor of 4.488. According to 2018, it ranked 20th out of 84th in the category of Gastroenterology & Hepatology. and making it the highest-impact open access journal in this category.
A gastric emptying study is a nuclear medicine study which provides an assessment of the stomach's ability to empty. It may be used if there are complications after gastric surgery, for gastric reflux, or suspected gastroparesis amongst other indications. Scintigraphy that uses gamma cameras to create two-dimensional images is generally regarded as the gold standard for gastric emptying.
