نتایج جستجو برای: colon
تعداد نتایج: 74113 فیلتر نتایج به سال:
AIM To evaluate the morphology of the colon in patients with irritable bowel syndrome (IBS) by using computed tomography colonography (CTC). METHODS Twelve patients with diarrhea type IBS (IBS-D), 13 patients with constipation type IBS (IBS-C), 12 patients with functional constipation (FC) and 14 control patients underwent colonoscopy following CTC. The lengths of the rectosigmoid colon, tran...
BACKGROUND Colon cancer can arise from the mucosa in a colonic diverticulum. Although colon diverticulum is a common disease, few cases have been previously reported on colon cancer associated with a diverticulum. We report a rare case of sigmoid colon cancer arising in a diverticulum with involvement of the urinary bladder, which presented characteristic radiographic images. CASE PRESENTATIO...
Objective- This study was conducted to make a full understanding of the anatomic and ultrasonographic characteristics of digestive canal in Persian Sturgeon and provide standard approaches for performing digestive tract ultrasonography on this sturgeon species.Design - Experimental studyAnimals - 30 mature Persian sturgeons (Asipenc...
Background: Aloysia citrodora belongs to the Verbenaceae family of plants, a well-known herbal medicine in Iran. The aim of the present study was to investigate the chemical composition, antioxidant, antibacterial, cytotoxic and apoptotic effect of A. citrodora extract against human colon cancer (HT29) cells by using real-time polymerase chain reaction and flow-cytometry methods. Methods: Th...
objective(s):sea cucumber is one of the classes of echinoderms, which is considered as a health marine product and possess various biological characteristics with therapeutic application. the present investigation attempted to evaluate the potential of anti-cancer persian gulf sea cucumber species holothuria arenicola (h. arenicola) aqueous extract on mice colon carcinoma cells in vitro and in ...
objective(s) although photodynamic therapy is considered as a noninvasive method, most photosensitizers are susceptible to ultrasound. therefore, it is expected that the combination of two activation methods might have a synergistic effect. this probable effect has been investigated in this study. materials and methods this study was conducted on colon carcinoma tumor...
esophageal replacement in children: presentation of 18 cases and results of their surgical procedure
abstract background: esophageal replacement is indicated in certain circumstances including long gap esophageal atresia, severe strictures due to gastro-esophageal reflux (ger) and caustic burns. we analyzed our results of 18 patients who underwent esophageal replacement in our university hospital. methods: we reviewed esophageal replacements carried out in our department between june 1996 and ...
recurrent sigmoid volvulus is a clinical entity characterized by recurrent episodes of partial or complete sigmoid volvulus. although it is commonly seen in the elderly, it can be occasionally seen in younger patients. patients with recurrent partial sigmoid volvulus are relatively asymptomatic or present with mild abdominal pain. early diagnosis and treatment is essential to prevent conversion...
background: early diagnosis and endoscopic resection of adenomatous polyps is the main approach for screening and prevention of colorectal cancer (crc). we aimed to assess polyp detection rate (pdr) and to characterize demographic, clinical, and pathological features of colorectal polyps in an iranian population. methods: we retrospectively analyzed the data from 5427 colonoscopies performed du...
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