hemangioblastoma


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Translations

he·man·gi·o·blas·to·ma

n. hemangioblastoma, hemangioma localizado generalmente en el cerebelo.
References in periodicals archive ?
Michael Lewis-Walton, 29, was stunned when a scan to find out the cause of the tinnitus in his ears happened to pick up a 3cm hemangioblastoma, a rare tumour on his brain stem formed mainly of blood vessels.
Se realizo la embolizacion del tumor cerebral sin reseccion quirurgica en un paciente que acudio a consulta con sintomatologia de vertigo a causa de un tumor cerebral sugestivo de hemangioblastoma evidenciado en estudios de imagen (Tomografia computarizada); el paciente rechazo la reseccion quirurgica, aceptando unicamente la embolizacion con Onyx.
One case of spinal astrocytoma was diagnosed as ependymoma on crush cytology, while one case each of cerebellopontine angle schwannoma and cerebellar hemangioblastoma were misinterpreted as meningioma and benign mesenchymal tumor, respectively [Table 3].
(6,8) Expression of both GLUT1 and carbonic anhydrase IX in a predominantly membranous pattern, along with the association of SN with VHL mutations, have drawn comparisons to clear cell renal cell carcinoma and capillary hemangioblastoma. (11,12) This immunohistochemical overlap warrants diagnostic confirmation with additional markers when considering a metastatic renal carcinoma, particularly in the patient with a history of VHL.
Further clinical developments during follow-up, hemangioblastoma of CNS in the first case and pancreatic neuroendocrine tumor (PNET) in the second case, led to the diagnosis of VHL disease.
Von-Hippel Lindau (VHL) syndrome is a rare autosomal dominant disease and is characterized by the presence of benign and/or malign tumors in various tissues and organs such as the central nervous system and retinal hemangioblastoma, pheochromocytoma, renal cyst, and renal cell carcinoma (6,7).
Splenic hamartoma must be distinguished from splenic malignant lesions such as lymphangioma, hemangioblastoma, and angiosarcoma.
Hemangioblastoma (HB) is a rare low grade neoplasm (WHO grade I) of uncertain histogenesis, characterized by the proliferation of closely packed capillaries admixed with large neoplastic stromal cells.
Varying lesions with an invasive nature in spinal canal have been described in sporadic case reports as well, pathological types most commonly include epidermoid cysts, neurofibroma, spinal giant-cell tumor, and hemangioblastoma.[sup][11],12,[14],[15],[16] Surgery plays an important role in the treatment of PISTs.[sup][11] The treatment goals include the restoration and preservation of neurological function, pain relief, and local lesion control.[sup][16],[17] Total resection is recommended because inadequate removal may be followed by recurrence.[sup][11],[16],[17] In our study, 39 of 51 patients showed significant symptoms' improvement postoperatively based on McCormick classification, and 12 patients' symptoms remained the same.
Peripheral hemangioblastoma clinico-pathologic characterization in a series of 22 cases.
For pheochromocytomas, the median age of diagnosis is 20 and these lesions appear before RCC or hemangioblastoma manifestations, but they have been reported as early as 2.5 years.