Klinefelter's syndrome and G trisomy.
D000015:Abnormalities, Multiple / Q000235:genetics*; D002675:Child, Preschool; D002904:Chromosomes, Human, 21-22 and Y; D003878:Dermatoglyphics; D006801:Humans; D007621:Karyotyping; D007713:Klinefelter Syndrome; D007962:Leukocytes / Q000166:cytology; D008297:Male; D009061:Mouth Mucosa / Q000166:cytology; D012728:Sex Chromatin; D013737:Testis / Q000473:pathology; D014314:Trisomy