When treating infertile couples by assisted reproductive technologies (ART), all aspects of their care in individual clinics should be evaluated frequently. Results should then be compared with other clinics offering similar treatment. Evaluation of possible adverse longterm outcomes can be achieved by pooling results from individual clinics in national, regional and international registers and...

background: breast cancer is third order malignancy in women among other malignancies.   various studies showed that incidence of breast cancer can be lower down by early detection of breast cancer. mammographic screening is considered more effective modality in detecting early stage breast cancer in women who are at elevated risk for breast cancer. the aim of this study is to report the result...

purpose : to describe the survival characteristics and prognostic factors of patients with retinoblastoma in a referral center in iran methods : from medical records, we retrospectively analyzed the data of 139 consecutive children diagnosed in our hospital between 1991 and 2001 as having retinoblastoma. information on gender, laterality, age at diagnosis, presenting signs, tumor staging, treat...

the extent of groundwater arsenic (as) contamination and associated health-risks were studiedin the four villages: chaukia and terahrasiya (vaishali); mamalkha and masharu (bhagalpur) in bihar, india.groundwater samples were tested using the standard silverdiethyledithiocarbamate method at 520nm bythermo uv-1 spectrophotometer. the as levels in both the districts exceeded the who standard of 10...

Background: Improving the knowledge of healthcare providers towards different aspects of breast cancer leads to appropriate management and screening of disease. This study aimed to investigate the knowledge of breast cancer risk factors among a cohort of nurses in Iran. Materials and Methods: The target group of the present study was 243 consecutive nurses (27 males and 216 females) at two re...

Background: Researchers suggest that benign breast disease (BBD) is a key risk factor for breast cancer. The present study aimed to determinate the risk level of breast cancer in terms of various BBD subgroups.Methods: A meta-analysis was performed to determinate the risk of breast cancer associated with BBD. Observational studies (traditional case-control studies, nested case-control studies, ...

background: geographic differences in the incidence of cancers may suggest unique genetic or environmental exposures that impact the risk of acquiring cancer. this research aims to determine the incidence rate and geographical distribution of common cancers among iranian children. methods: in this ecological study, we extracted data that pertained to the incidence rate of common cancers among c...

sepsis and septic shock are among mortality causes following major surgeries. the charlson co-morbidity index consists of 19 weighted categories related to chronic health which measures the burden of co-morbidity. the goal of this study was to determine the incidence of postoperative sepsis in patients underwent gynecological and gastrointestinal cancer surgeries and predictive role of charlson...

Background: Polycystic Ovarian Syndrome (PCOS) is a pro-inflammatory condition that supports the development of metabolic aberration and ovarian dysfunction. Chronic inflammation and the increased levels of androgens in this group of patients and their impact on the immune system may increase the risk of developing malignancies, including ovarian cancer. Thus, we interacted ovarian tumor cells ...