نتایج جستجو برای: cancer status
تعداد نتایج: 1282041 فیلتر نتایج به سال:
Introduction: one of the foremost usual methods for evaluating breast cancer is the removal of axillary lymph nodes (ALN) which include complications such as edema, limited hand movements, and lymph accumulation. Although studies have shown that the sentinel gland condition represents the axillary nodules context in the mammary gland, the efficacy, and safety of the guard node biopsy need to be...
Background : After lung cancer, breast cancer is the second cause of mortality among women. Although the prevalence of this disease has been increased, but the rate of mortality has not been changed during last three decades, this may be due to early diagnosis at the first stage of disease . Objective : To determine risk factors of breast cancer in women. Design : It was a case- control s...
Background and purpose: Breast cancer is one of the most prevalent malignancies among Iranian women and mammography screening is of great assistance in its early diagnosis. This study was conducted to determine attitudinal barriers to mammography screening in women attending some of the clinics affiliated to Tehran University of Medical Sciences. Materials and methods: This cross-sectional stu...
Background & aim: Breast, cervical, and colorectal cancers are the leading causes of mortality among women, the incidence rate of which has an upward trend with advancing age. Although cost-effective, easy, and available screening programs can help control these types of cancer in their early stages, it seems that cancer screening programs have not been implemented effectively. In this study, w...
background : stomach cancer is one of the most common malignancies worldwide. in iran, the mortality of stomach cancer is the first cause of death due to cancer in both sexes. this study was designed to estimate survival rate of stomach cancer at national level. methods : from the national cancer registry file, 3439 cases of stomach cancer that had telephone number and were diagnosed between ye...
Background and Aim: The most common cancer in Iran is digestive system cancer, the highest incidence of which is reported from the Caspian Sea littoral. This study aimed to determine factors affecting the survival of patients with gastrointestinal cancer using the Cox and parametric models the 2 models were compared. Materials and Methods: This survey was a prospective study conducted between 1...
dna methylation plays an important role in carcinogenesis through epigenetic silencing of tumor suppressor genes. aberrant methylation usually results from changes in the activity of dna methyltransferases (dnmts). some studies show that the overexpression of the dnmts may lead to aberrant methylation of tumor suppressor genes. also the overexpression of dnmts may be related to methylation stat...
background: invasive ductal carcinoma is the most common type of breast cancer in iran. impaired immune responses occur frequently in cancer patients, but the mechanisms of the induced immune defects remain poorly understood. it is believed that infiltrated immune cells, especially macrophages, may provide help for tumor cell growth and metastasis. objective: to analyze the status of tumor as...
background: delayed reporting resulting in advanced stage disease is a common problem in indian cancer patients. this study analysed the impact of various sociodemographic and psychosocial factors on the delayed reporting to healthcare professional (hcp) in oral and oropharyngeal cancer patients. methods: this cross sectional observational study was conducted using a structured questionnaire. q...
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