introduction: detection of malignant cells in the peritoneal cavity indicates the extension of cancer cells. the aim of this study is to evaluate the incidence rate of positive cytology in colorectal cancer and its relationship with the local progress of the tumor.  methods: in a 2-year prospective study in mashhad and iran universities of medical sciences, peritoneal lavage was performed on 40...

background: the presence of noncutaneous neoplasms does not seem to increase the risk of cutaneous malignant melanoma; however, it seems to be associated with the development of other hematological, brain, breast, uterine, and prostatic neoplasms. an ecological transversal study was conducted to study the geographic association between cutaneous malignant melanoma and 24 localizations of cancer...

background reduction mammaplasty (rm) is among the commonly performed procedures by plastic surgeons. occult breast cancers are rarely detected in these specimens. the purpose of the study was to describe histopathological evaluation of reduction mammaplasty specimens to detect occult breast cancer in southern iran. methods the histological diagnosis of 350 rm specimens from 175 patients to det...

background: evidence shows that the mortality rate of esophageal cancer (ec) in ardabil province is among the highest worldwide. studies on the epidemiological profile of ec in ardabil are scarce. we aim to study the characteristics of ec in ardabil using data from the recently established ardabil cancer registry (acr). materials and methods: this study has been accomplished based on data colle...

background: iraq fought three wars in three consecutive decades, iran-iraq war (1980-1988), persian gulf war in 1991, and the iraq’s war in 2003. in the nineties of the last century and up to the present time, there have been anecdotal reports of increase in cancer in ninawa as in all provinces of iraq, possibly as a result of exposure to depleted uranium used by american troops in the last t...

background: is the third cause of death. the present study aimed at providing the incidence rates (crude and agestandardized)of different types of cancers in sistan and baluchestan province (southeastern of iran).cancer is the second leading cause of death in developing countries. in iran, cancermethodsregistry center of health heputy for sistan and baluchestan province. common cancers weredefi...

background: we examined epidemiological aspects of dynamic changes in incidence of ovarian cancer in women of kazakh and russian nationalities in kazakhstan. methods: the material of investigation was primary data on registered patients with malignant ovarian tumors in the whole country. the study was conducted during the period of 1999-2009. evaluation of changes in ovarian cancer incidence in...

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 & objectives: prognosis of thyroid papillary cancer is quite well long lasting, so a 10- year survival is observed in more than 90% cases. in this study, rate of incidence of thyroid papillary cancer in contralateral lobe was assessed among patients who had a surgical thyroidectomy re-operation. materials & methods: in this retrospective study, we examined 82 patients diagnos...

Background: Cancer as the second leading cause of death following cardiovascular diseases has always been a threat to human life and due to its peculiar nature and lack of a favorable treatment, it is considered as a research priority in all communities. Understanding the geographical distribution of the incidence of various tumors, constitutes the first step in health and treatment planning. T...