background and aims: among all cancers, colon cancer is common and deadly, yet preventable. the estimated worldwide incidence of colon cancer is more than one million new cases per year. this study was done to identify the epidemiological features and risk factors of colon cancer in different regions of birjand. methods: this retrospective, descriptive analytical study of patients with colon ca...

introduction: as one of the most common cancers among head and neck malignancies, cancer of the oral cavity probably has some variations in countries with a high prevalence of esophageal cancer.  materials and methods: patients with oral cavity cancer who were treated at two tertiary referral centers from january 1999 to january 2009 were included in this study. in addition to demographic data,...

this study was carried out to analyze certain epidemiological variations in iranian patients with colorectal cancer. (crc): from march 1981 up to march 1993, 103 patients were analyzed retrospectively for age, gender, marital state, job, nutritional habits, presenting symptoms and histopathological features. most of the patients with colorectal cancer were male, age range 20-75 (mean 56), 25.4 ...

oral cancer is considered a great threat to public health. tongue cancer accounts for nearly 30% of all oral cancers and usually seen in 50 to 60 year old men. oropharyngeal cancers account for 3% of all cancers in iran; as reported in 2003. the present study was designed to assess the epidemiologic and clinicopathologic characteristics of tongue cancer patients in two tehran's referral univers...

abstract background: gastric cancer is one of the most common cancers in our country. recent studies have shown that adenocarcinoma of the cardia and distal stomach has increased in the past 25 years. however demographic data is lacking in this regard. methods: this study is a retrospective case series study. all records from 460 consecutive patients who were documented pathologically to have g...

background: malignant neoplasms remain the second leading cause of death in children after accidents. the aim of this study was to assess the epidemiology of childhood cancer in children admitted to dr sheikh hospital, iran. materials and methods: this descriptive cross- sectional study had been done in dr sheikh hospital in mashhad university of medical science on 1764 children younger than 14...

background: worldwide, cancer of stomach is still the fourth common cancer and the second cause of mortality among all cancers affecting annually 870,000 subjects. this study aims to determine the frequency and the characteristics of gastric cancer in southern iran. materials and methods: 10,800 of all cancers registered in fars hospital-based cancer registry were surveyed among which 574 cases...

background and purpose: breast cancer is the most common cause of cancer-specific mortality among women worldwide. this study aimed at investigating the epidemiological, clinical, and pathological characteristics of breast cancer among patients attending baghban clinic in sari. materials and methods: the patients’ records (2008-2014) were used and data including age, gender, marital status, men...

background and purpose: breast cancer is the most common malignancy and a leading cause of cancer deaths in women throughout the world. breast cancer is accounted for 16 percent of all cancers. this study was performed to investigate the epidemiology of breast cancer in mazandaran province. materials and methods: this longitudinal descriptive study included all cases with breast cancer recorded...

background: recent studies have shown the trends in children cancer types, its frequencies, and mortality in some areas of the world. the aim of this study was to analyze the pattern of childhood cancer in a university affiliated hospital for the first time in sari in a period of 10 years (2001-2010) and to compare the results with similar reports. methods: this descriptive retrospective study ...