seminoma

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Related to seminomas: testicular cancer, testicular tumor

seminoma

 [sem″ĭ-no´mah]
a malignant tumor of the testis thought to arise from primordial germ cells of the sexually undifferentiated embryonic gonad.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

sem·i·no·ma

(sem'i-nō'mă),
A radiosensitive malignant neoplasm usually arising from germ cells in the testis of young male adults that metastasizes to the paraortic lymph nodes; a counterpart of dysgerminoma of the ovary.
[L. semen, seed (semen) + G. -oma, tumor]
Farlex Partner Medical Dictionary © Farlex 2012

seminoma

(sĕm′ə-nō′mə)
n. pl. semino·mas or semino·mata (-mə-tə)
A malignant tumor of the testis arising from sperm-forming tissue.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

seminoma

Lance Armstrong tumor Urology A testicular germ-cell neoplasm and most common tumor of ♂ < age 40 Clinical Mass, ± pain Management Excision, RT Prognosis ± 90% 5-yr survival if treated early. See Anaplastic seminoma, Germ cell tumor, Spermatocytic seminoma.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

sem·i·no·ma

(sem'i-nō'mă)
A radiosensitive malignant neoplasm usually arising from germ cells in the testis of young male adults that metastasizes to the paraortic lymph nodes; a counterpart of dysgerminoma of the ovary.
[L. semen, seed (semen) + G. -oma, tumor]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

seminoma

A malignant tumour of the testicle, composed of cells resembling primitive germ cells. The seminoma is highly sensitive to radiotherapy.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

Chevassu,

Maurice, French physician, 1877–.
Chevassu tumor - testicular germ-cell tumor affecting men over 30 years of age. Synonym(s): seminoma
Medical Eponyms © Farlex 2012
References in periodicals archive ?
In order to avoid confusion with the much more common classic seminoma, the term for this entity was changed from the previous one, spermatocytic seminoma, in the 2016 WHO revision.
Gains in chromosomes 7, 8, 21, and X are common in both seminomas and nonseminomas (16,17,19).
Bilateral malignant seminomas in two unrelated, aged trumpeter hornbills (Bycanistes buccinator).
Some evidence on the hCG variants detectable in serum of patients with seminomas and NSGCTs can be found in original clinical studies performed using immunoassays for "total hCG" and specific hCG variants (Table 1) (21, 26--37).
Seminoma on histology without immunostaining can be confused with clear cell sex cord-stromal tumors which may also have a "water-clear" cytoplasm and a solid nested to diffuse arrangement of tumor cells which strongly resemble seminoma [2].
Pure seminoma is rare in the pediatric and adolescent population.
Standard treatments of seminomas are radical orchiectomy, follow-up, adjuvant radiotherapy or chemotherapy (2).
The management of testicular seminoma: Edinburgh 1970-1981.
Huddart et al., "Second cancer risk and mortality in men treated with radiotherapy for stage I seminoma," British Journal of Cancer, vol.
But since it has been proposed that bilateral seminomas have higher tumor burden and they should be treated with prophylactic para-aortic lymph node irradiation or one and two cycles of adjuvant chemotherapy [3], the case has been referred for further management.
Seminomas are the most common tumour seen in undescended testis.
The histological type observed in patients with undescended testicle is seminoma (43-90%) and yolk sac tumor, teratocarcinoma and choriocarcinoma (10-57%) have also been reported (3, 6).