Crystalloids of reinke

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WebHowever, conventional frozen section rarely reveals their presence. A method of rapid identification of crystalloids of Reinke could improve the intraoperative diagnosis. We … WebCrystalloids of Reinke were identified in 35% of the tumors. Conspicuous nuclear atypicality was present in 12 tumors and the mitotic rate ranged from less than 1 to 32/10 high-power fields. Blood vessel invasion, lymphatic invasion, or both were identified in four tumors. Follow-up of 2 months to 22 years (average 4 years) was available for 30 ...

Staining of the Reinke Crystalloids in the Human Testis - J-STAGE

WebAug 7, 2024 · Crystalloid fluids are a subset of intravenous solutions that are frequently used in the clinical setting. Crystalloid fluids are the first choice for fluid resuscitation in the presence of hypovolemia, hemorrhage, sepsis, … 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. flyway out-of-order

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WebAlthough testosterone-secreting adrenal adenomas are unusual, those that contain crystalloids of Reinke are extremely rare. Our case is the fourth reported case of virilizing adrenal adenomas with similar biochemical profiles that demonstrated these inclusions characteristic of Leydig cells. WebIn 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. 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-like paracrystalline inclusions or crystalloids. flyway nz tracking

Testosterone-secreting adrenal adenoma containing crystalloids ...

Leydig Cell Tumour - an overview ScienceDirect Topics

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 … 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 ... flyway parametersWebReinke 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 … green ribbon school application

"WebTraductions en contexte de "interstitielles de" en français-anglais avec Reverso Context : Mots clés : pacemakers, neuromodulation, cellules interstitielles de Cajal. " - Crystalloids of reinke

Crystalloids of reinke

Ovarian stromal tumors containing leydig cells. I. Stromalâ …

WebReinke crystalloids: ( rīn'kĕ ), rod-shaped crystallike structures with pointed or rounded ends present in the interstitial cells of the testis (Leydig cells) and ovary. WebJul 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 ...

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WebDec 1, 1985 · An adrenal cortical adenoma containing neoplastic cells indistinguishable from Leydig cells, including the demonstration of characteristic crystalloids of Reinke, was shown to be the source of the elevated testosterone level. WebApr 1, 2004 · After careful search no crystalloids of Reinke were found. The neoplastic cells displayed no nuclear pleomorphism, and mitoses were not present. Calcification, interstitial lymphocyte infiltration ...

Webcrystalloids of Reinke, more closely resemble those of a theca-lutein cell than a granulose-lutein or hilus cell and support a stromal origin. However, this tumor illustrates the striking overlap in mor- phologic features and function among granulosa, theca, hilus, and Leydig cells. Cancer 51: 1858- 1865, 1983. G 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 …

WebJun 4, 2024 · Reinke crystals were also observed in the nucleus, which suggests that their formation is dependent only on protein concentration. Reinke crystals appear to be hallmarks of normally differentiated, adult, Leydig, or Leydig-like cells in humans while some abnormal and nonhuman cells contain paracrystalline inclusions or crystalloids. 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 …

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 …

WebSee R. crystalloids, under crystalloid … Medical dictionary Cristalloïde de Reinke — Les cristalloïdes de Reinke sont des inclusions éosinophiles (c est à dire qui sont facilement … flyway parallelWebThe 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). green ribbons on mlb uniformsWebMorphologically, their endocrine-like structure is characteristic, formed of large, polyhedral cells resembling luteal, adrenocortical and Leydig cells. They contain crystalloids of Reinke in their cytoplasm which have diagnostic significance. Patients with these tumours present with androgenic manifestations. flyway-parentWebLeydig 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 green ribbon tattoo ideasWebAnother ovarian tumor where Reinke crystalloids were noted is the Brenner tumour, an epithelial-stromal ovarian tumor distinguishable by nests of transitional epithelial cells … flyway overseasWebsional 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- green rice casserole with cheese whizWebMay 18, 2009 · Crystalloids of Reinke were seen in plenty, thus establishing the tumor to be of Leydig cell subtype (Figure 4) [4, 5]. The tumor capsule was intact and there was no evidence of vascular invasion. Peritoneal fluid cytology did not reveal any malignant cells. Intra-operatively, no significant lymph nodes were noted. flyway permission denied