title: Pathologic testicular findings in Klinefelter's syndrome. 47,XXY vs 46,XY-47,XXY.
mesh_terms: D000328:Adult; D004848:Epithelium / Q000473:pathology; D006801:Humans; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000473:pathology* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D009030:Mosaicism; D012669:Seminal Vesicles / Q000473:pathology; D012730:Sex Chromosomes; D013091:Spermatogenesis; D013737:Testis / Q000473:pathology* / Q000503:physiopathology