1969 Volume 60 Issue 5 Pages 421-426
A case of a 34-years old woman with retroperitoneal schwannoma was presented in detail. The statistical observation of retroperitoneal schwannoma in Japan was made, and this report is the 36th of the reports on retroperitoneal schwannoma.
Exploratory operation was performed Sep. 30. 1967 revealing that the tumor was in the left retroperitoneal space in close association with the kidney. The removed tumor proved to be yellow, smooth, elastic hard, weighted approximately 190g and had on oval shape of 12×6×4.5×cm.
Microscopical examination of the tumor revealed a typical benign schwannoma. The postoprative course was satisfactory.