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1.
Arq Bras Endocrinol Metabol ; 55(5): 345-8, 2011 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-21881818

RESUMO

Pituitary tumor apoplexy is a rare neuroendocrine syndrome resulting, in most cases, from hemorrhage or infarctation of a pre-existing pituitary adenoma. Treatment recommendations vary; some authors advocate urgent surgical decompression of the tumor, whereas others suggest that conservative management can lead to recovery of neuro-ophthalmologic function. We describe two patients with pituitary tumor apoplexy who had clinically non-functioning macroadenomas and hypopituitarism, including hypogonadism. They were treated conservatively without surgery, and achieved tumor remission.


Assuntos
Adenoma/complicações , Apoplexia Hipofisária/terapia , Neoplasias Hipofisárias/complicações , Adenoma/terapia , Adulto , Idoso , Humanos , Imageamento por Ressonância Magnética , Masculino , Pessoa de Meia-Idade , Apoplexia Hipofisária/etiologia , Neoplasias Hipofisárias/terapia , Indução de Remissão
3.
ISRN Endocrinol ; 2011: 259392, 2011.
Artigo em Inglês | MEDLINE | ID: mdl-22500242

RESUMO

Chordomas are tumors derived from cells that are remnants of the notochord, particularly from its proximal and distal extremes, they are mainly midline and represent approximately 1% of all malignant bone tumors and 0.1 to 0.2% of intracranial neoplasms. Chordomas involving the sellar region are rare. Herein, we describe a 57-year-old male patient presenting with a history of retro-orbital headache, progressive loss of vision, and clinical features of hypopituitarism, for over 2 months. During evaluation, the CT scan revealed a large contrast-enhancing intrasellar tumor with a 3.6-cm largest diameter. The patient underwent transsphenoidal partial resection of the tumor, and histological examination was consistent with the diagnosis of chondroid chordoma. Although chordomas are rare, they may be considered to constitute a differential diagnostic of pituitary adenomas, especially if a calcified intrasellar tumor with bone erosion is diagnosed.

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