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Bilateral retinoblastoma associated with 13q-mosaicism. Possible manifestation of a germinal mutation
M C Ribeiro1, J A Andrade, C M Erwenne
1Disciplina de Genética da Escola Paulista de Medicina, São Paulo, Brazil.
Cancer Genetics and Cytogenetics
|June 1, 1988
Abstract:
Fifteen retinoblastoma patients were studied cytogenetically using G- and R-banding techniques. One patient showed 13q-mosaicism. It is suggested that a postzygotic deficiency in mosaic cases and in tumoral cells may be secondary to germinal mutation.