Pathology Outlines - Teratoma-immature
2020年7月17日 · 25% of cases with immature teratoma have peritoneal implants composed of mature glial tissue (gliomatosis peritonei); this phenomenon is thought to arise from metaplasia of submesothelial cells in response to growth factors secreted by the ovarian tumor, rather than a …
仅显示来自 pathologyoutlines.com 的搜索结果Mixed Germ Cell Tumor
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Embryonal Carcinoma
Similar to embryonal carcinoma of the testis (Cancer 1976;38:2420) Often mixed with …
Pathology Outlines - Teratoma
2021年5月14日 · Teratoma is a component of 50% of mixed germ cell tumors (Moch:WHO Classification of Tumours of the Urinary System and Male Genital Organs (IARC WHO …
Teratoma - Eurocytology
Mature teratoma is not a cytological diagnosis. The presence of an immature or malignant component in a tumour cannot be ruled out through FNA. Clinical features. Mature tumours in children are mostly cystic (dermoid cyst) Bilateral …
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Pathology Outlines - Germ cell tumors
2012年12月1日 · In adults, M > F and common tumor components are teratoma and embryonal carcinoma In children, yolk sac tumor and teratoma (mature or immature) are the most …
Immature Teratoma: Diagnosis and Management—A Review of …
An immature teratoma is a germinal malignant tumor that is composed of three germ cell layers (the ectoderm, endoderm, and mesoderm), and it is histologically characterized by immature …
Cystic Teratoma - StatPearls - NCBI Bookshelf
2023年6月3日 · Cystic teratoma is a type of germ cell tumor that contains well-differentiated tissues developed from three germ cell layers (ectoderm, mesoderm, and endoderm). The …
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Teratoma - Libre Pathology
Some authors consider epidermoid cyst as a monodermal teratoma. [21] Molecular. Testis - divided into prepubertal and postpubertal: Postpubertal (testicular) teratoma typically have isochromosome 12p i(12p). [22] …
Teratoma - Wikipedia
Teratomas are also classified by their content; a solid teratoma contains only tissues (perhaps including more complex structures); a cystic teratoma contains only pockets of fluid or …
Teratoma pathophysiology - wikidoc
Mature teratoma arises from a pathological transformation of primordial germ cell during the develompment. [1] [2] Mature teratoma comes from a single germ cell tumor after first phase …
Testicular teratomas: an intersection of pluripotency, …
It is believed that a misregulation of male germ cell pluripotency plays a critical role in teratoma development. Several mouse models of teratoma development have now been identified, …
