Embryonal carcinoma definitions

Embryonal carcinoma

Embryonal carcinoma is a relatively uncommon type of germ cell tumour that occurs in the ovaries and testes. ==Ovarian embryonal carcinoma== In the ovary, embryonal carcinoma is quite rare, amounting to approximately three percent of ovarian germ cell tumours. The median age at diagnosis is 15 years. Symptoms and signs are varied, and may include ...
Found on http://en.wikipedia.org/wiki/Embryonal_carcinoma

embryonal carcinoma

<tumour> A malignant neoplasm of the testis, composed of large anaplastic cells with indistinct cellular borders, amphophilic cytoplasm, and ovoid, round, or bean-shaped nuclei that may have multiple large nucleoli; in some instances, the neoplastic cells may form tubular structures; embryonal carcinoma's may be malignant teratomas without di...
Found on http://www.encyclo.co.uk/local/20973

embryonal carcinoma

a highly malignant germ cell tumor that is a primitive form of carcinoma, probably of primitive embryonal cell derivation; it usually arises in a gonad and may be found either in pure form or as part of a mixed germ cell tumor.
Found on http://www.encyclo.co.uk/local/21001

embryonal carcinoma

Type: Term Definitions: 1. a malignant neoplasm of the testis or ovary, composed of anaplastic cells with indistinct cellular borders, amphophilic cytoplasm, and ovoid, round, or bean-shaped nuclei that may have large nucleoli; in some instances, the neoplastic cells may form tubular or papillary structures.
Found on http://www.medilexicon.com/medicaldictionary.php?t=14328

Embryonal carcinoma

Embryonal carcinoma: A malignant germ cell tumor that occurs most often in the testes and accounts for about 40% of testicular tumors. Under the microscope, these tumors may resemble tissues of early embryos. This type of tumor can grow rapidly and spread outside the testicle. Embryonal carcinoma of the ovary is rare. It usually occurs before the a...
Found on http://www.medterms.com/script/main/art.asp?articlekey=31404