منابع مشابه
Hemangiopericytoma of the neck
Hemangiopericytoma (HPC) is an exceedingly rare tumor of uncertain malignant potential. Approximately 300 cases of HPC have been reported since Stout and Murray described HPCs as "vascular tumors arising from Zimmerman's pericytes" in 1942. After further characterization, the WHO reclassified HPC as a fibroblastic/myofibroblastic tumor. Long term follow up is mandatory because the histologic cr...
متن کاملHemangiopericytoma of the tongue.
1 Head and Neck Surgery Resident Hospital Ana Costa, Santos/SP, Brazil. 2 Medical Student Universidade Metropolitana de Santos. 3 MSc in Health Sciences – Graduate Program of the Hospital Heliópolis HOSPHEL, São Paulo/SP. Professor of Surgery Fundação Lusíada UNILUS, Santos/SP. AssistantHead and Neck Surgery Services Hospital Ana Costa and at the Irmandade da Santa Casa da Misericórdia de Santo...
متن کاملHemangiopericytoma of the lacrimal sac.
Hemangiopericytoma (HPCT) rarely originates in the lacrimal sac; 7 cases have been reported previously and only 1 contained an ultrastructural study. In this article we report an additional case and review the previous reports. While the initial biopsy specimen showed nonspecific cytologic abnormalities, light and electron microscopic studies on the subsequently excised tumor demonstrated that ...
متن کاملthe effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
Hemangiopericytoma in the Nasolabial Fold
Hemangiopericytoma is rare in occurrence worldwide, including Korea. It was initially described by Stout and Murrary [1] in 1942. It is derived from a type of smooth muscle cell attached to pericytoma, capillaries also known as Zimmerman pericytes, and it is characterized by a “staghorn” shape on microscopic findings, in other words, a tumor with a diffuse pattern of branching, and dilated, thi...
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ژورنال
عنوان ژورنال: Indian Journal of Surgical Oncology
سال: 2012
ISSN: 0975-7651,0976-6952
DOI: 10.1007/s13193-012-0194-7