PURPOSES To describe the visual manifestations of brain neoplasms, and to analyze the effect of tumor control on these. METHODS This is a descriptive retrospective study, which includes patients under 14 years of age, suffering from different brain neoplasms in our hospital between 1996 and 2005 inclusive. RESULTS In the group of patients with low visual acuity, 44% had organic amblyopias. ...

Ovarian sex cord-stromal tumors are relatively infrequent neoplasms that account for approximately 8% of all primary ovarian neoplasm. Sex cord-stromal tumors of the ovary include granulosa cell tumors, fibrothecomas, Sertoli-Leydigcell tumors, steroid cell tumors, and sclerosing stromal tumors (SST). Sclerosing stromal tumors account for 2% to 6% of ovarian stromal tumors. Despite the rarity o...

BACKGROUND Astrocytoma is the most malignant intracranial neoplasm and is characterized by high neovascularization and peritumoural brain oedema. Angiogenesis is a complicated process in oncogenesis regulated by the balance between angiogenic and antiangiogenic factors. METHODS The expression of two angiogenic growth factors, vascular endothelial growth factor and basic fibroblast growth fact...

background : tongue cancer is one of the most common cancers of the oral cavity, excluding lip, and the median age of the patients is approximately 60 years. methods : treatment results of a total of 110 patients with oral tongue cancer admitted to cancer institute of tehran university between1999-2003 were retrospectively analyzed. the patients were treated by surgery or radiotherapy or chemot...

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background:  cancer is the third leading cause of death in iran, and its trend is increasing in recent years. national reports state that cancer registries in shahroud district had 204% coverage in 2008. this study investigated cancer situation in shahroud with complete details between 2000–2010. methods: data was obtained from national cancer registry software and analyzed after removing the r...

background: breast cancer is the most common cancer and the leading cause of cancer death among the women worldwide. the risk of local and distant recurrence is the highest during the first two years following the initial treatment. very late relapse (after 12 years) is uncommon in breast cancer survivors. methods: herein, we report the characteristics and outcomes of 6 such cases of breast can...

background â vascular neoplasms are the most common primary splenic tumors that include both benignand malignant variants. one of these variants is hemangioma which is a benign vascular tumor. hemangiomas are slow growing and large tumors are rare. these tumors are most often incidental findings during imaging studies, laparotomy, or at autopsy. case presentation herein, we presented a young la...