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Pleomorphic xanthoastrocytoma (PXA) is a rare astrocytic tumour of the brain. Some PXAs are accompanied by anaplastic features and are difficult to manage because of frequent recurrences that lead to early death. Well-documented cases of malignant transformation in PXA and of anaplastic PXA are rare in the literature. The authors report a case of PXA with(More)
Angiosarcoma of the thyroid gland is a rare and aggressive primary malignant tumour of the thyroid, originally reported in patient from Swiss Alpine region. Here, the authors describe a case of primary angiosarcoma of the thyroid in an 21-year-old Iranian woman who presented with a rapidly enlarging neck mass associated with compressive symptoms.
Astroblastoma is a rarely diagnosed primary brain neoplasm whose histogenesis has been clarified recently. It occurs in children and young adults and presents as a well-circumscribed, contrast enhancing lesion in the cerebral hemisphere. Here the authors present a case of 25-year-old woman with an astroblastoma in the left frontal convexity that was(More)
BACKGROUND Data regarding childhood and adolescent non Hodgkin lymphomas in Iran are limited. The aim of this study was to assess the epidemiological and histomorphological features and survival of affected patients in our center. MATERIALS AND METHODS The clinicopathologic features and outcome of 44 children and adolescents with non Hodgkin lymphoma(More)
Primary malignant lymphoma of the female genital tract is an extremely rare clinical entity. We report a case of primary non-Hodgkin lymphoma of the uterine cervix. An 85-year-old woman presented with abnormal genital bleeding. A colposcopic examination revealed a mass in the uterine cervix. No other lesions were detected by the whole-body CT, gallium(More)
BACKGROUND Brain metastasis occurs when cancerous cells come from a known (or sometimes an unknown) primary tumor to the brain and implant and grow there. This event is potentially lethal and causes neurologic symptoms and signs. These patients are treated in order to decrease their neurologic problems, increase quality of life and overall survival. (More)
Ossifying fibromyxoid tumours (OFTs) are uncommon soft tissue tumours. A 73-year-old male presented with a painless exophytic mass located in the left scapular area which was identified 1 year earlier. An incisional biopsy was performed and microscopic features were compatible with OFT. Radiologic evaluation revealed multiple pulmonary metastasis. Although(More)
Meningoencephalitis caused by Acanthamoeba spp. is a rare opportunistic infection, difficult to diagnose and treat, which causes death in almost all cases. Here, the authors report a 5-year-old Iranian immunocompetent girl who died of fulminant acanthamoeba meningoencephalitis. To the authors' knowledge, this is the first case of acanthamoeba(More)
BACKGROUND Endometrial adenocarcinoma is the most common gynecological cancer in the Western world and its incidence appears to be rising. However, population-based studies on endometrial cancer providing survival estimates by age, histology, and stage in Asia have been sparse. The aim of this study was to evaluate the clinicopathological data and survival(More)