background : colorectal cancer is the second cause of mortality in developed countries. the p53gene and some of it's polymorphisms are among the causes for cancer development.the purpose of this study is to evaluate the relationship between the p53 codon 72 polymorphism in colorectal adenocarcinoma specimens compared with controls. materials and methods : we performed a case-control study among...

colorectal cancer is the most common gastrointestinal cancer and the second leading cause of cancer deaths worldwide. the purpose of this study is to investigate the prevalence of epstein-barr virus in patients with colorectal carcinomas and polyps in comparison with healthy people. in this analytical  case-control study, 15 patients with colorectal cancer and 20 patients with colorectal polyp ...

abstract   background : cancer has not been elucidated in colerectal site. c-reactive protein (crp) is a product synthesized in hepatocytes and has been reported to be up-regulated by such proinflammatory cytokines as interleukin-1 (il-1), interleukin-6 (il-6), and tumor necrosis factor (tnf). the significance of a preoperative serum elevation was evaluated using crp as a predictive indicator f...

adipocytokines, hormones secreted from adipose tissue, have been shown to be associated with many cancers such as breast, prostate and colorectal cancer. recent studies have indicated that resistin and visfatin, two of these adipokines have high level plasma concentrations in colorectal cancer patients and may be promising biomarkers for colorectal cancer. the aim of this study was to identify ...

background: colorectal cancer is one of the most common gastrointestinal cancers accounting for about 10 percent of cancer-related mortalities. the present study was performed in order to investigate the relationship between nutritional factors and colorectal cancer risk in the population of yazd, iran.   methods: this case-control study was conducted on 60 patients with colorectal cancer and 1...

a 45-year-old prisoner violently inserted a 30 cm bottle into his rectum in the prison. he complained of lower abdominal fullness and inability to pass stool. his vital signs were stable and the abdominal examination did not reveal any peritoneal sign. multiple longitudinal ulcer like anal fissures were also remarkable in different positions of the anal wall extending to the rectum. attempts we...

colorectal lymphoma is an extremely rare disease, representing less than 0.5% of all primary colorectal neoplasms. the disease is usually diagnosed in the advanced stages because of its primary non-specific symptoms. the most common involved site is cecum followed by rectum and ascending colon. diffuse large b-cell lymphoma is a more frequent subtype. although surgical resection is often techni...

aim : the aim of this study was to report the anatomical location and histologic type of colorectal polyps in a large series of iranian patients that attended for colonoscopy. background : polyps that develop through the adenoma-carcinoma pathway are considered neoplastic and may eventually progress to invasive carcinomas. in addition polyps can develop with no neoplastic potential. these neopl...