Buscar
Mostrando ítems 1-10 de 10
Giant aneurysms of the sellar region simulating pituitary adenomas: A diagnosis to be considered
(Editrice Kurtis S R L, 1991-12-01)
Aneurysms of the sellar region are commonly mistaken for pituitary adenomas, since they have similar clinical, endocrinological and neurological symptoms. The authors describe three patients with giant aneurysms of the ...
Labeling index in pituitary adenomas evaluated by means of MIB-1: is there a prognostic role? A critical review
(Maney Publishing, 2010-12-01)
Objective: The present article presents an overview of the literature, and analyses the methods and the primary questions related to assessment of proliferation index using the Ki-67/MIB-1 labeling index in pituitary ...
Adrenocorticotropin-producing pituitary carcinoma with expression of c-erbB-2 and high PCNA index: A comparative study with pituitary adenomas and normal pituitary tissues
(Humana Press Inc, 1998-03-01)
Pituitary carcinomas are very rare neoplasms with a poor prognosis. We report a case of Cushing's disease resulting from a pituitary carcinoma in a ZZ-yr-old female, who died of massive hepatic failure. At autopsy, there ...
Frequency of multiple endocrine neoplasia type 1 in a group of patients with pituitary adenoma: genetic study and familial screening
(2013-01-18)
The purpose of this study it was to evaluate the frequency of Multiple Endocrine Neoplasia type 1 (MEN1) in patients with pituitary adenoma and to perform genetic analysis and familial screening of those individuals afflicted ...
Minimally invasive pituitary surgery in a hemorrhagic necrosis of adenoma during pregnancy
(Georg Thieme Verlag Kg, 2003-06-01)
A 29-year-old woman with a prolactin microadenoma was under good control with bromocriptine (BCP) therapy until she became pregnant, when the treatment was stopped. During the third trimester of pregnancy the patient ...
Conservative management of pituitary tumor apoplexy
(Sociedade Brasileira de Endocrinologia e Metabologia, 2011-06-01)
A apoplexia pituitária é uma rara síndrome neuroendócrina causada, na maioria dos casos, pela hemorragia ou enfarte de um adenoma pituitário preexistente. O tratamento recomendado é variável; alguns autores defendem a ...
Screening for macroprolactinaemia and pituitary imaging studies
(Blackwell Publishing Ltd, 2002-09-01)
OBJECTIVE Hyperprolactinaemia is caused by high levels of monomeric, dimeric or macro forms of prolactin in circulation, the monomeric form being predominant in patients with prolactinomas. Macroprolactinaemia, however, ...
Intrasellar chondroid chordoma: a case report
(Isrn Endocrinology, 2015)
Association between the p27 rs2066827 variant and tumor multiplicity in patients harboring MEN1 germline mutations
(Bioscientifica Ltd, 2014-09-01)
Objective: To date, no evidence of robust genotype-phenotype correlation or disease modifiers for multiple endocrine neoplasia type 1 (MEN1) syndrome has been described, leaving the highly variable clinical presentation ...