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Crystalloids of reinke

WebMay 4, 2004 · In normal Leydig cells, nestin was distributed in the perinuclear cytoplasm and accumulated in the crystalloids of Reinke with ageing. In non-tumour pathologies (cryptorchidism, impaired spermatogenesis), the seminiferous tubules were immunonegative, whereas hyperplastic Leydig cells showed cytoplasmic immunolabelling. WebThe morphological (including crystalloids of Reinke) and immunohistochemical (positivity for calretinin and alpha-inhibin) findings were similar to those described for testicular LC. Therefore, OHC can be considered ovarian Leydig cells (OLC).

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WebReinke CR are stained with eosin dye, but the contrast is poor. Lysosomes in the cytoplasm are stained red (arrows). C. HE staining þPAM staining. PAM staining ofB. Reinke CRs … WebReinke crystals appear to be hallmarks of normally differentiated, adult, Leydig or Leydig-like cells in humans, while some abnormal and nonhuman Leydig cells contain Reinke … theory short sleeve shirt https://carriefellart.com

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WebReinke crystals appear to be hallmarks of normally differentiated, adult, Leydig or Leydig-like cells in humans, while some abnormal and nonhuman Leydig cells contain Reinke … WebJul 4, 2024 · The cytoplasm also shows rod-shaped crystals referred to as "crystalloids of Reinke," which appear in 35% of tumors, and lipofuscin pigment in a smaller percent (10% to 15%). History and Physical. Like other tumors of the testicle, painless swelling of a testicle is the single most common presentation of Leydig cell tumors. WebJun 1, 2006 · To the Editor.—We read with interest the recent report by Hribar and colleagues1 of intraoperative cytology in the diagnosis of testicular Leydig cell tumor and … theory shoes review

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Category:Testosterone-Secreting Adrenal Adenoma That Contained Crystalloids …

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Crystalloids of reinke

Cytologic Identification of Reinke Crystalloids in Ovarian Leydig …

Webtein cells is the presence of crystalloids of Reinke in some of the Leydig cells. Since many Leydig cells (as in the normal testis) contain no crystalloids, they may be difficult or impossible to distinguish from lutein cells in some neoplasms. Nevertheless, the distinc- tion between these cells in neoplasms is worth WebFeb 1, 2011 · Within the human testis, Reinke’s crystals are found in Leydig cells but their nature and function are poorly understood. The aim of our study was to investigate the properties of Reinke’s crystals in man with the normal morphology of the testis (control group) and infertile patients diagnosed with cryptorchidism. 20 biopsies from infertile …

Crystalloids of reinke

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WebMay 4, 2004 · Similarly, the crystalloids of Reinke could be sticky sites that attract antibodies indiscriminately and, therefore, the possibility of false-positive nestin staining … WebThe latter are known as crystalloids of Reinke, and their presence is diagnostic of a Leydig cell tumor. Most Leydig cell tumors develop in the hilum of the ovary and are sometimes …

WebDec 1, 1985 · Although crystalloids of Reinke have been identified in only three cases, their absence does not exclude a Leydig cell character in the rest of the reported cases. Our case provides additional support for the hypothesis that Leydig cells are present in the adrenal gland and may have an active role in the pathogenesis of testosterone-secreting ... WebMar 1, 2005 · Crystalloids of Reinke are diagnostic for Leydig cell tumor, but examination by conventional frozen section rarely reveals their presence. A method of rapid …

WebFeb 12, 2012 · Cytoplasmic rod-like crystalloids called Reinke crystals are characteristic of the Leydig cell tumor, but they are not positive in 60% of patients with LCT . In addition, Inhibin A could be a sensitive and a specific immunohistochemical marker for LCTs . In our patient, unilaterality, the lack of response to glucocorticoid therapy and ...

WebReinke crystals are rod-like cytoplasmic inclusions which can be found in Leydig cells of the testes. [1] Occurring only in adult humans and wild bush rats, their function is unknown. [2] Ovarian stromal tumors having a predominant pattern of fibroma or thecoma but also …

WebAnother ovarian tumor where Reinke crystalloids were noted is the Brenner tumour, an epithelial-stromal ovarian tumor distinguishable by nests of transitional epithelial cells … theory shorts for womenWebApr 1, 1995 · Although crystalloids of Reinke have been identified in only three cases, their absence does not exclude a Leydig cell character in the rest of the reported cases. Our case provides additional support for the hypothesis that Leydig cells are present in the adrenal gland and may have an active role in the pathogenesis of testosterone-secreting ... theory showWebsional crystalloids of Reinke were identified within the hilus cells. Microscopic sections of the left ovary showed a fibroma with extensive hyalinization. A leiomyoma was present in the myometrium. The endometrium showed cystic atrophy. The fallopian tubes were unremarka- ble. Case 2. Clinical findings: A 47-year-old Cau- theory shop onlineWebThe histological features showed Leydig cell tumor without Reinke crystalloids. AB - A 53-year-old male presen ted with a right inguinal mass of one-year duration. The fine needle aspiration of the inguinal mass showed a highly cellular tumor composed of sheets and isolated, large round to polygonal cells with moderate pleomorphism. Many bare ... shsg cpomsWebLeydig cell tumours belong to the small group of ovarian steroid tumors, which are hormone producing and derived from specific stromal cells. Morphologically, their endocrine-like structure is characteristic, formed of large, polyhedral cells theory shyann sleeveless dressWebJul 1, 2006 · Request PDF On Jul 1, 2006, Colin Stewart and others published Cytologic identification of Reinke crystalloids in ovarian Leydig cell tumor Find, read and cite all the research you need on ... shsg exam boardsWebTraductions en contexte de "interstitielles de" en français-anglais avec Reverso Context : Mots clés : pacemakers, neuromodulation, cellules interstitielles de Cajal. shsg facebook