Papillary renal neoplasm with reverse polarity has low frequency of alterations in chromosomes 7, 17, and Y. - Kiyozawa D; Iwasaki T; Takamatsu D; Kohashi K; Miyamoto T; Fukuchi G; Eto M; Yamashita M; Oda Y (Virchows Archiv : an international journal of pathology, 2024)