Publications by authors named "Osman Baran Tortum"

Background And Study Aims: This study aimed to determine whether the use of i-scan endoscopy provides additional benefits to conventional endoscopy in the diagnosis of gastric precancerous lesions.

Patients And Methods: A total of 120 patients with histologically-verified intestinal metaplasia (IM) or atrophic gastritis (AG) were prospectively evaluated by esophagogastroduodenoscopy. Endoscopic examinations were performed using i-scan and high-definition white-light endoscopy (HD-WLE).

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Aim: To evaluate the long-term effectiveness of colonic stents in colorectal tumors causing large bowel obstruction.

Methods: We retrospectively analyzed data from 49 patients with colorectal cancer who had undergone colorectal stent placement between January 2008 and January 2013. Patients' symptoms, characteristics and clinicopathological data were obtained by reviewing medical records.

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Background/aims: Reactive oxygen species have a known potent role in the pathogenesis of ulcerative colitis. Iloprost, a pharmaceutical, is a chemically stable derivative of a naturally- occurring human prostacyclin. Several studies have demonstrated protective effects of iloprost via its antioxidant and its anti-inflammatory activity.

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Feeding jejunal tubes provide an excellent method for enteral nutritional support in cases where the oral route is impossible or insufficient for use. However, several complications may result from the placement of the tube. Detachment of the tube and migration through the intestine is a very rare complication.

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Aim: Oxygen free radical mediated tissue damage is well established in pathogenesis of acute pancreatitis (AP). Whether nitric oxide (NO) plays a deleterious or a protective role is unknown. In alcohol-induced AP, we studied NO, lipooxidative damage and glutathione in pancreas, lung and circulation.

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