Deficiency of Phenylethanolamine N-Methyltransferase in Norepinephrine-Producing Pheochromocytoma.

abstract：:The functional differentiation of pituitary cells and adenomas follows the combination of transcription factors and co-factors in three cell lineages [growth hormone-prolactin-thyroid-stimulating hormone lineage, adrenocorticotrophic hormone (ACTH)/pro-opiomelanocortin (POMC) lineage, and follicular stimulating hormon...

journal_title：Endocrine pathology

authors： Suzuki M,Egashira N,Kajiya H,Minematsu T,Takekoshi S,Tahara S,Sanno N,Teramoto A,Osamura RY

更新日期：2008-04-01 00:00:00

abstract：:A 31-year-old woman was incidentally found to have a large right adrenal mass by computed tomography imaging and underwent a workup that included endocrinological evaluation and positron emission tomography imaging. Laboratory results revealed the mass to be non-functioning. Imaging studies revealed a 9-cm heterogeneo...

journal_title：Endocrine pathology

authors： Lin J,Wasco MJ,Korobkin M,Doherty G,Giordano TJ

更新日期：2007-01-01 00:00:00

abstract：:Approximately 90% of neoplasms found in the sellar region are adenoma of the pituitary gland. The use of frozen sections for the diagnosis of pituitary adenomas has an accuracy of 90% and is useful in evaluating complete tumor removal. However, it is sometimes difficult to diagnose pituitary adenomas using frozen sect...

journal_title：Endocrine pathology

authors： Noh S,Kim SH,Cho NH,Kim SH

更新日期：2015-05-01 00:00:00

abstract：:The relationship between chronic lymphocytic thyroiditis (CLT) and papillary thyroid carcinoma (PTC) is a subject of controversy. Some investigators suggest a causal relationship, whereas others regard the two as only a coincidental occurrence. An additional complicating factor is the presence of atypical nuclei frequ...

journal_title：Endocrine pathology

authors： Hunt JL,Baloch ZW,Barnes L,Swalsky PA,Trusky CL,Sesatomi E,Finkelstein S,LiVolsi VA

更新日期：2002-01-01 00:00:00

abstract：:Oncocytic phaeochromocytomas are exceedingly rare tumours. To date, there are three reported cases in the literature. This report describes a case of adrenal oncocytic phaeochromocytoma with unique features and malignant potential in a 68-year-old man. The patient presented with an incidental non-functional mass disco...

journal_title：Endocrine pathology

authors： Kasem K,Lam AK

更新日期：2014-12-01 00:00:00

abstract：:Somatostatin and its analogs have been included in experimental treatment protocols for advanced pancreatic adenocarcinoma based on their known antisecretory and antiproliferative properties. Somatostatin receptor type 2 (sstr2A) mediates antiproliferative actions of somatostatin and has the strongest affinity to the ...

journal_title：Endocrine pathology

authors： Pilichowska M,Kimura N,Schindler M,Kobari M

更新日期：2001-07-01 00:00:00

abstract：:Neoplastic plasma cell involvement of thyroid is an uncommon condition, and it may involve thyroid in multiple myeloma or solitary plasmacytoma. Its clinical and pathological features are not well understood. We present a rare case of synchronous thyroid involvement in plasma cell leukemia presenting as thyroid nodule...

journal_title：Endocrine pathology

authors： Tandon A,Paul TR,Singh R,Narendra AM

更新日期：2015-12-01 00:00:00

abstract：:This study is aimed to investigate the BRAF (V600E) and TERT promoter mutation profile of 50 pediatric papillary thyroid carcinomas (PTCs) to refine their clinicopathological correlates. The median age at the time of surgery was 16 years (range, 6-18). No TERT promoter mutations were identified in this series. The BRA...

journal_title：Endocrine pathology

authors： Onder S,Ozturk Sari S,Yegen G,Sormaz IC,Yilmaz I,Poyrazoglu S,Sanlı Y,Giles Senyurek Y,Kapran Y,Mete O

更新日期：2016-06-01 00:00:00

abstract：:Deregulation of the Wnt pathway has been implicated in oncogenesis of numerous tissues including the pituitary gland. Immunohistochemical localization and quantification of β-catenin, Cyclin D1, c-MYC and Survivin expression in 47 pituitary adenomas (35 non-functioning, seven GH-secreting, three prolactinomas, two ACT...

journal_title：Endocrine pathology

authors： Formosa R,Gruppetta M,Falzon S,Santillo G,DeGaetano J,Xuereb-Anastasi A,Vassallo J

更新日期：2012-06-01 00:00:00

abstract：:To assess the proliferative activity of pituitary adenomas, 36 surgically removed adenomas were studied by light microscopical parameters; mitotic count; expression of PCNA, Ki-67, cathepsin D, and EGF; and image cytometry. Three adenomas (9%) showed high, 11 (34%) medium, 17 (53%) moderate, and 1 (3%) low structural ...

journal_title：Endocrine pathology

authors： Krämer A,Saeger W,Tallen G,Lüdecke DK

更新日期：1994-12-01 00:00:00

abstract：:Papillary carcinomas (PCs) of thyroid are among the most common but least aggressive human malignancies. The factors explaining the indolence of these tumors are unknown but host-tumor immune interactions may play a role. This study was designed to determine if there is morphologic evidence of these. Frozen tissues co...

journal_title：Endocrine pathology

authors： Raphael SL,Asa SL

更新日期：1995-10-01 00:00:00

abstract：:Activating mutations of GNAq protein in a hotspot at codon 209 have been recently described in uveal melanomas. Since these neoplasms share with thyroid carcinomas a high frequency of MAP kinase pathway-activating mutations, we hypothesized whether GNAq mutations could also play a role in the development of thyroid ca...

journal_title：Endocrine pathology

authors： Cassol CA,Guo M,Ezzat S,Asa SL

更新日期：2010-12-01 00:00:00

abstract：:A case of ectopic thymic tissue of the thyroid in a 30-year-old woman with Graves' disease is reported. The thyroidectomy specimen, removed because of failure of medical therapy, showed a continuous track of thymic tissue extending from the center of the gland to the capsule along an interiobular septum. This finding ...

journal_title：Endocrine pathology

authors： Mizukami Y,Nanomura A,Michigishi T,Noguchi N,Nakamura S

更新日期：1993-09-01 00:00:00

abstract：:Collision tumors of the sella turcica are rare and consist mainly of more than one type of pituitary adenoma, usually a corticotropin- and a prolactin-producing adenoma. The association of a craniopharyngioma and a pituitary adenoma is rare. Herein, we report the first case of an association between craniopharyngioma ...

journal_title：Endocrine pathology

authors： Moshkin O,Scheithauer BW,Syro LV,Velasquez A,Horvath E,Kovacs K

更新日期：2009-04-01 00:00:00

abstract：:Nodular corticotrope hyperplasia is a rare pathology causing Cushing's syndrome owing to a primary pituitary disease or ectopic CRH production. In this study, we evaluated the laboratory and pathological findings and results of transsphenoidal pituitary surgery in four patients with Cushing's disease. Dynamic tests of...

journal_title：Endocrine pathology

authors： Salgado LR,Mendonca BB,Goldman J,Semer M,Knoepfelmacher M,Tsanaclis AM,Wajchenberg BL,Liberman B

更新日期：1995-04-01 00:00:00

abstract：:We report two different cases of IgG4-related hypophysitis. In the first case, a pituitary lesion was accompanied by lymphocytic meningitis possibly mimicking tuberculous meningitis. The second case was unassociated with involvement of other organs. No histologic differences were noted between the two cases indicating...

journal_title：Endocrine pathology

authors： Rotondo F,Qaddoura A,Syro LV,Karamchandani J,Munoz DG,Arroyave MJ,Ospina WP,Cusimano MD,Kovacs K

更新日期：2017-12-01 00:00:00

abstract：:The association between papillary thyroid carcinoma (PTC) and Hashimoto's thyroiditis (HT) is controversial. In this study, we aimed to compare preoperative thyroid functions, ultrasonography (US) features, fine-needle aspiration biopsy (FNAB) results, and histopathological characteristics of PTC in patients with and ...

journal_title：Endocrine pathology

authors： Baser H,Ozdemir D,Cuhaci N,Aydin C,Ersoy R,Kilicarslan A,Cakir B

更新日期：2015-12-01 00:00:00

abstract：:The presence, distribution, and morphological appearance of S-100 protein-immunoreactive cells in the human hypophysis were studied by immunocytochemistry. One hundred and twelve nonadenomatous pituitaries from fetuses to adults and pituitaries affected by several lesions including metastases, acute infarcts, and lymp...

journal_title：Endocrine pathology

authors： Marin F,Kovacs K,Stefaneanu L,Horvath E,Cheng Z

更新日期：1992-03-01 00:00:00

abstract：:Extranodal extension (ENE) is a prognostic indicator of aggressiveness for papillary thyroid cancer (PTC). The association between the size of metastatic nodes and the prevalence of ENE has not been previously explored. However, there is a common belief that small lymph nodes with metastatic disease do not significant...

journal_title：Endocrine pathology

authors： Rowe ME,Ozbek U,Machado RA,Yue LE,Hernandez-Prera JC,Valentino A,Qazi M,Brandwein-Weber M,Liu X,Wenig BM,Urken ML

更新日期：2018-03-01 00:00:00

abstract：:Insulin-like growth factor mRNA binding protein 3 (IMP3) is an mRNA-binding protein that regulates transcription of insulin-like growth factor II affecting cell proliferation during embryogenesis. It is highly expressed in carcinomas of the pancreas, stomach, colon, rectum, kidneys, uterine cervix, lung, and ovary. Th...

journal_title：Endocrine pathology

authors： Slosar M,Vohra P,Prasad M,Fischer A,Quinlan R,Khan A

更新日期：2009-10-01 00:00:00

abstract：:Insulin-like growth factor (IGF)-l and IGF-ll peptides as well as their mRNAs are produced in many organs, including the pituitary. Although IGFl and IGFII peptides are localized in endocrine cells of the anterior pituitary, IGF-l mRNA can be detected throughout the adenohypophysis, and IGF-ll mRNA is abundant in inte...

journal_title：Endocrine pathology

authors： Yokoyama S,Stefaneanu L,Kovacs K

更新日期：1997-10-01 00:00:00

abstract：:The BRAF(V600E) mutation is specific for thyroid papillary cancer (PTC) and correlates with PTCs invasiveness. This study investigated whether detection of BRAF(V600E) mutation can be performed on routinely stained FNABs. We also examined if establishment of the BRAF(V600E) mutation could help in identification of pat...

journal_title：Endocrine pathology

authors： Patel A,Klubo-Gwiezdzinska J,Hoperia V,Larin A,Jensen K,Bauer A,Vasko V

更新日期：2011-12-01 00:00:00

abstract：:The pituitary contains estrogen receptor (ER), progesterone receptor (PR), and androgen receptor (AR). In accordance with immunocytochemistry, it is agreed that sex hormone receptors reside into the nucleus. All three receptors are found predominantly in gonadotrophs and lactotrophs, and less frequently in other cell ...

journal_title：Endocrine pathology

authors： Stefaneanu L

更新日期：1997-07-01 00:00:00

abstract：:Synchronous occurrence of medullary and papillary carcinoma of the thyroid gland is very rare. We describe two cases of synchronous medullary and papillary carcinoma of the thyroid. In both cases, medullary carcinoma and papillary carcinoma were separate in the thyroid but mixed in some of the lymph node metastases. A...

journal_title：Endocrine pathology

authors： Seki T,Kameyama K,Hayashi H,Nagahama M,Masudo K,Fukunari N,Tanaka K,Sugino K,Ito K,Takami H

更新日期：2004-04-01 00:00:00

abstract：:We report here the case of a 43-year-old woman with hyperparathyroidism, parathyroid chief cell adenoma, and massive chronic parathyroiditis. The patient was diagnosed with breast cancer and received chemotherapy 3 years before parathyroidectomy. The question can be raised whether chemotherapeutic agents may damage pa...

journal_title：Endocrine pathology

authors： Kovacs K,Bell CD,Juco J,Rotondo F,Anderson J

更新日期：2007-04-01 00:00:00

abstract：:Breast carcinomas often metastasize into various organs, most commonly into the lung and rather infrequently into the pineal gland. There were only 20 cases of the latter recorded until 1950. Currently, the total number of reported cases, including this report, is 74. At Sunnybrook Health Science Centre, between 1984 ...

journal_title：Endocrine pathology

authors： Kerenyi NA,Pandula E,Feuer GM

更新日期：1994-03-01 00:00:00

abstract：:Folliculostellate (FS) cells are present in the anterior pituitary and have important regulatory functions including controlling hormone release from other anterior pituitary cells. FS cells do not usually express neuroendocrine genes such as chromogranin A (CgA). We analyzed transcriptional regulation and gene expres...

journal_title：Endocrine pathology

authors： Stilling GA,Bayliss JM,Jin L,Zhang H,Lloyd RV

更新日期：2005-10-01 00:00:00

abstract：:Thyroid carcinoma is the most common malignancy of the endocrine system worldwide, but its molecular mechanisms remain unclear. Some diseases are associated with TEKT4 gene. However, its role in thyroid carcinoma has yet to be fully examined. This study was designed to investigate the function of TEKT4 in papillary th...

journal_title：Endocrine pathology

authors： Zheng Z,Zhou X,Cai Y,Chen E,Zhang X,Wang O,Wang Q,Liu H

更新日期：2018-12-01 00:00:00

abstract：:Poorly differentiated neuroendocrine carcinomas (PDNECs) of the kidney are extremely rare high-grade cancers accounting for only 42 cases reported in the literature. In this paper, we describe the morphological, immunohistochemical, ultrastructural, and for the first time, cytogenetic features of a renal PDNEC. In add...

journal_title：Endocrine pathology

authors： La Rosa S,Bernasconi B,Micello D,Finzi G,Capella C

更新日期：2009-04-01 00:00:00

abstract：:Hyalinizing trabecular tumor (HTT) is a rare thyroid tumor of follicular cell origin with a trabecular pattern of growth and marked intratrabecular hyalinization. This tumor is known to share morphological and architectural similarities with paraganglioma and medullary thyroid carcinoma, as well as the nuclear feature...

journal_title：Endocrine pathology

authors： Nosé V,Volante M,Papotti M

更新日期：2008-04-01 00:00:00