naturally occurring radionuclide of terrestrial origin (also called primordial radionuclide) are present in various degrees in all media in the environment, including the human body itself. their concentrations in environment decrease continually by decaying. the main objective of this study is to evaluate the radioactivity levels and health risks due to terrestrial radionuclide in soil of yalo...

background: not only the expand development of knowledge for reducing risk factors, but also the improvement in early diagnosis and treatment of cancer, and socioeconomic inequalities could affect cancer incidence, diagnosis stage, and mortality. the aim of this study was investigation the relationships between family levels of socioeconomic status and distribution of breast cancer risk factors...

esophageal cancer is the second most common malignancy in iranian men; it is the third in women. it is killing about 5800 iranians each year. squamous cell carcinoma (scc) is presently the most common type of esophageal cancer accounting for about 90% of all esophageal cancers in iran. recent studies in iran have shown that there is a gradual increase in the incidence of adenocarcinoma of the d...

background: oral mucositis (om) remains the most common side effect of chemotherapy affects negatively on patients' quality of life. subjects and methods : convenience samples of patients who received chemotherapy were followed from first or second cycle of chemotherapy until om occurrence. we reviewed 75 female patients with breast cancer who received chemotherapy with mean age (47.2 sd ± 8.62...

background: breast cancer incidence has increased rapidly inkuwait, but there haven’t been any studies investigating the recognized risk factors of breast cancer inkuwait. the aim of the study was to investigate breast cancer risk factors among women inkuwait.   methods: a case-control study was conducted in kuwait from may 2003 to march 2004 using a questionnaire including socio-demographic da...

prostate cancer is a major cause of morbidity and mortality in iran, yet there are few studies examining risk factors specific to the iranian context. we conducted a case-control study to explore risk factors for prostate cancer in mazandaran, iran from 2005 to 2008. the cases were 137 men with clinicopathologically confirmed prostate cancer. controls were 137 neighborhood and age match men wit...

breast cancer within incident of one million new cases each year has become one of the most common malignancies and leading cause of death among females. this disease is comprised of about 18% of women cancers. the availability of early detection and improved treatments may decrease the mortality rates which reflected in the united states and many other western countries. breast cancer in over ...

background: the best management for an ovarian mass is provided by appropriate prediction of malignancy. the aim of our study is to construct and validate a new malignancy probability score based on four simple sonographic findings and age. methods: in a cross sectional study; histopathological files of 3303 ovarian mass patients and tertiary hospitals, have reviewed within 6 years (2000-2006)....

background: surgery is usually the first treatment for breast cancer which is followed by some complications such as chronic pain. post mastectomy pain syndrome (pmps) is a common complication among breast cancer survivors and is considered as a chronic neuropathic pain in the side of surgery which persists more than three months. the exact mechanisms and related risk factors of the chronic pai...

welders exposure to nickel and hexavalent chromium in welding fumes is associated with increase of cancer risk in welders. in this study we calculated cancer risk due to exposure to these compounds in welders.the role of exposure parameters in welders on derived incremental lifetime cancer risk were determined by stochastic modeling of cancer risk. input parameters were determined by field inve...