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This article covers germ cell tumours, often abbreviated GCT, which classically arise in the gonads ( ovary, testis ). They are also found in the midline and make appearances in neuropathology (e.g. pineal gland) and in the mediastinum .
29 de feb. de 2024 · Mature teratomas and yolk sac tumors are almost exclusively the tumor types in very young patients. Seminomas are almost always diagnosed in patients ≥ 10 years old. Mixed mediastinal germ cell tumors more common in adults. Majority occur in anterior mediastinum.
1 de ene. de 2006 · Have well differentiated tissue from all three germinal layers, including neuroectoderm, epithelium (solid, cystic, glandular or tubular), cartilage or other mesenchymal elements, glial and neuronal tissue
27 de jun. de 2023 · Germ cell neoplasia in situ (GCNIS) is associated with type II germ cell tumors (e.g., seminoma, embryonal carcinoma) and of the options listed embryonal carcinoma is the only option that fits this designation.
Los tumores de células germinales (TCG), cuya causa no está claramente establecida, se derivan de las células germinales primordiales, que en la vida embrionaria migran desde el sistema nervioso central primitivo hasta localizarse en las gónadas.
Germ cell neoplasia in situ, abbreviated GCNIS, is a premalignant lesion of the testis . It was previously known previously known as intratubular germ cell neoplasia (abbreviated ITGCN) and testicular intraepithelial neoplasia. [1] [2] Contents. 1 General. 2 Microscopic. 2.1 Images. 2.1.1 Case 1. 2.1.2 Case 2. 2.1.3 Case 3. 2.1.4 www. 3 IHC.
9 de dic. de 2022 · Dysgerminoma is a malignant tumor composed of germ cells histogenetically derived from the embryonic gonads, known as the equivalent of testicular seminoma, according to the World Health Organization (WHO) [ 1, 2 ].
