A textbook of obstetrics . d taken place over the extra-placental portion of the chorion. Still more rarely will the Die Krankhaften Geschwillste, Bd. i, S. 405. THE CHORION. 107 disease be found in isolated spots upon the chorion are recorded cases in which one chorion of a twin concep-tion was vesicular while the other remained normal. Accordingto the foregoing explanation, the disease is a true myxoma ofthe chorion, and the epithelial cells (exochorion) covering thevilli do not necessarily take part in the morbid process. Priest-leys 2 investigations, undertaken as long ago as
A textbook of obstetrics . d taken place over the extra-placental portion of the chorion. Still more rarely will the Die Krankhaften Geschwillste, Bd. i, S. 405. THE CHORION. 107 disease be found in isolated spots upon the chorion are recorded cases in which one chorion of a twin concep-tion was vesicular while the other remained normal. Accordingto the foregoing explanation, the disease is a true myxoma ofthe chorion, and the epithelial cells (exochorion) covering thevilli do not necessarily take part in the morbid process. Priest-leys 2 investigations, undertaken as long ago as 1858, gaveresults in accord with Virchows theory. Pathological Anatomy.—The appearance of a vesicular moleis striking and peculiar. The mass may be as large as a manshead, covered more or less completely with decidua, which, uponincision, or in spots where the decidual covering is absent, revealsinnumerable small cysts, some as large as grapes, or even ashens eggs, connected one with the other or with the base of •jfe*. ooo0o%Q,
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Keywords: ., bookcentury1800, bookdecade1890, bookidtex, booksubjectobstetrics
