نتایج جستجو برای: microadenoma
تعداد نتایج: 252 فیلتر نتایج به سال:
BACKGROUND Prolactinoma is the most common adult pituitary adenoma. Survivin is a member of the family of inhibitors of apoptosis proteins. Its expression is observed in many tumors. Survivin expression has shown in prolactinoma tissue before but no study exists showing serum survivin level. The aim of the present study was to investigate serum survivin levels in patients with prolactinoma and ...
BACKGROUND Previous in vitro study showed that Galectin-3 (Gal-3) protein plays an important role in pituitary tumorigenesis, however, the association of Gal-3 expression with the clinical feature and prognosis of pituitary tumor in a clinical setting remains unknown. METHODS We enrolled 220 patients with prolactin-secreting pituitary adenomas (PA) who previously had transsphenoidal pituitary...
The McCune-Albright Syndrome (MAS) is a sporadic rare disease first described in 1936 by McCune and separately by Albright. MAS is characterized by a triad of physical signs: café-au-lait spots, polyostotic fibrous dysplasia and autonomous endocrine hyperfunction. MAS is predominantly observed in girls and is rarely reported in males. We report the case of a 9-year old boy with gonadotropin ind...
The syndrome of multiple endocrine neoplasia type I, MEN-1, or Wermer’s syndrome, occupies a separate place in the group neuroendocrine tumors. Being genetic, family-determined disease and having transmission rate 50%, it is manifested by neoplasms various malignant potential many organs. Given trend towards personalization treatment, specialists fields are constantly looking for improved diagn...
OBJECTIVE An increased prevalence of thyroid autoimmunity has been observed after successful treatment of Cushing's syndrome. On the other hand, De Quervain's thyroiditis (DQT), in which autoimmunity is not a pathogenetic contributor, has not been reported during recovery from Cushing's syndrome. We describe 2 female patients with DQT coinciding with the resolution of hypercortisolism after tre...
The patient was a 26-year-old man with Cushing's disease who underwent transsphenoidal microscopic surgery for a pituitary microadenoma. His postoperative course was uneventful, but he died suddenly five years after the operation. At autopsy, a ruptured dissecting aneurysm with marked atherosclerosis was observed in the aorta. In the pituitary, a small focus of adrenocorticotropic hormone (ACTH...
A 60 year-old male was referred for treatment of a cardiac myxoma in the right atrium. He had a past history of left atrial cardiac myxoma at age 49 and pituitary microadenoma related to acromegaly at age 55. He did not have a family history of cardiac neoplasm or endocrinopathy. The intracardiac tumor was resected and its pathology was compatible with myxoma. A diagnosis of Carney complex (CNC...
RATIONALE Case reports concerning the value of dopamine agonists in the treatment of patients with thyrotropin-secreting pituitary adenoma (TSHoma) are limited. Herein, we present a rare case of octreotide-insensitive TSHoma responding to bromocriptine therapy. PATIENT CONCERNS A 45-year-old Chinese man was admitted to Peking Union Medical College Hospital with marked clinical manifestations ...
Among the factors that promote the growth of human pituitary corticotroph adenomas (hPCAs), the proliferative potential of CRH secreted by hPCAs on these tumors is not well known. In this study, the CRH messenger ribonucleic acid (mRNA) transcripts were demonstrated on paraffin sections using the quantitative in situ hybridization method in 37 of 43 hPCAs, including 17 of 22 microadenomas, 15 o...
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