sertoli cell tumor/تستوستيرون

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Conservative management of bilateral Sertoli cell tumors of the testicle in association with the Carney complex: a case report.

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Large cell calcifying Sertoli cell tumor of the testicle is a rare, hormonally active sex cord-stromal tumor seen in patients with Carney complex. When such tumors occur bilaterally, treatment options for preserving fertility and addressing the secondary effects of excess hormone production must be

Malignant large cell calcifying Sertoli cell tumor of the testis (LCCSCTT). Report of a case in an elderly man and review of the literature.

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Malignant Large Cell Calcifying Sertoli Cell Tumor of the Testis (LCCSCTT) is a rare histological variant of sex cordstromal tumors. It usually arises in young males, sometimes is associated with endocrine abnormalities and has a benign course. It is exceptional in elderly men and the outcome is

Interstitial cell tumor and Sertoli cell tumor in the testis of a cat.

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Testicular tumors are rarely reported in cats. We describe a case of interstitial cell tumor and Sertoli cell tumor in a cat that developed aggressive behavior and inappropriate urination 7 years after it was obtained from a shelter as an allegedly castrated 2 year old. At physical examination, the

[Sertoli cell tumor of the testis: a case report].

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A case of Sertoli cell tumor of the testicle is reported. A 33-year-old man visited the Chiba University Hospital with the chief complaint of a painless right testicular swelling on May 1990. The right testis was hard and swollen on palpation. Gynecomastia was not present. Serum levels of tumor

Large-cell calcifying sertoli cell tumor of the testis. An ultrastructural, immunocytochemical, and biochemical study.

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This report describes the ultrastructural and hormonal characteristics of the recently described large-cell calcifying Sertoli cell tumor of the testis, a rare subtype of pure Sertoli cell tumor. The ultrastructural findings showed similarity to normal Sertoli cells, pure Sertoli cell tumors,

Malignant large cell calcifying Sertoli cell tumor of the testis.

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A 45-year old man presented with a slow-growing, unilateral beige testicular mass, with a diameter of 4 cm. The testosterone, FSH, LH, estradiol and betahCG serum levels were within normal limits, and there were no associated hormonal syndromes. The patient was treated with inguinal orchidectomy.

Large cell calcifying Sertoli cell tumor of the testis. A clinicopathologic, immunohistochemical, and ultrastructural study of two cases.

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The clinicopathologic, immunohistochemical, and electron microscopic study of two patients with large cell calcifying Sertoli cell tumors (LCCSCT) of the testis is reported to elucidate the histogenesis of this rare tumor. Both tumors occurred in young individuals (16 and 32 years); case 1 was found

Peutz-Jeghers syndrome with feminizing sertoli cell tumor.

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A case involving a 6-year-old boy with Peutz-Jeghers syndrome and an unilateral feminizing Sertoli cell tumor is described. Endocrinologic studies revealed consistently high plasma and urine levels of estrogens and normal levels of testosterone and dihydrotestosterone. The increased levels of

Testicular steroid biosynthesis in a boy with a large cell calcifying Sertoli cell tumor producing prepubertal gynecomastia.

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A study of a large cell calcifying Sertoli cell tumor of the testis associated with bilateral gynecomastia in an 8-year-old boy is presented. Macroscopically, the two testes showed multiple, large, and hard calcified nodules. Histology revealed clusters or cords of tumor cells with foci of

Effects of exogenous testosterone on testicular luteinizing hormone and follicle-stimulating hormone receptors during aging.

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During aging, the male Japanese quail exhibits a loss of fertility, increased morphological abnormalities in the testes, and a higher incidence of Sertoli cell tumors. Although there is a coincident loss of reproductive behavior, plasma androgen levels remain high until testicular regression occurs

Use of aromatase inhibitors in large cell calcifying sertoli cell tumors: effects on gynecomastia, growth velocity, and bone age.

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BACKGROUND Large cell calcifying Sertoli cell tumors (LCCSCT) present in isolation or, especially in children, in association with Carney Complex (CNC) or Peutz-Jeghers Syndrome (PJS). These tumors overexpress aromatase (CYP19A1), which leads to increased conversion of delta-4-androstenedione to

Sertoli cell tumor and intratubular germ cell neoplasia located in separate gonads in an adolescent patient with complete androgen insensitivity: a case report and review of literature.

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Complete androgen insensitivity syndrome (AIS) is an X-linked disorder of sex development. Surgical management entails timely gonadectomy given the risk of malignant transformation. Our patient presented at age 15 years with primary amenorrhea. Initial laboratory testing showed elevated

Ovarian sex cord tumor with annular tubules--a case report and review of the literature in Japanese.

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A case of ovarian sex cord tumor with annular tubules (SCTAT) in a 41-year-old female is reported. The patient's chief complaint was menstrual irregularity, but the serum values of estradiol and testosterone were not elevated. On gross examination, the left ovary measured 8 x 7 x 6 cm in size and

[Testis-sparing surgery for benign testicular tumor].

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OBJECTIVE To investigate the safety and feasibility of testis-sparing surgery (TSS) in the treatment of testicular tumor. METHODS We retrospectively analyzed the clinical data of 8 cases of benign testicular tumor treated by TSS in our hospital from October 2005 to March 2012. RESULTS The 8

Seminoma with hyperesterogenemia in a Yorkshire Terrier.

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A male 8-year-old Yorkshire Terrier dog with unilateral cryptorchism was presented for investigation of reduced appetite and multifocal alopecia. Abdominal sonography and radiography demonstrated abnormal enlargement of left testicle in abdominal cavity. Both of the retroperitoneal cryptorchid

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