Tumor-to-tumor metastasis from appendiceal adenocarcinoma to an ovarian mature teratoma, mimicking malignant transformation of a teratoma: a case report

Abstract Background Tumor-to-tumor metastasis (TTM) is a rare but well-documented phenomenon that is defined as metastasis in a histologically distinct tumor. Ovarian mature teratomas (OMTs) can coexist with various cancers by malignant transformation, which may make it difficult to distinguish thes...

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Bibliographic Details
Main Authors: Mitsutake Yano, Tomomi Katoh, Tetsuya Hamaguchi, Eito Kozawa, Mei Hamada, Koji Nagata, Masanori Yasuda
Format: Article
Language:English
Published: BMC 2019-08-01
Series:Diagnostic Pathology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13000-019-0865-6