Male hypogonadism: Klinefelter and Reifenstein syndromes.
D000728:Androgens / Q000378:metabolism; D012734:Disorders of Sex Development / Q000235:genetics*; D005058:Eunuchism; D005640:Follicle Stimulating Hormone / Q000097:blood / Q000652:urine; D006177:Gynecomastia; D006801:Humans; D007021:Hypospadias; D007713:Klinefelter Syndrome / Q000235:genetics*; D007985:Leydig Cells / Q000502:physiology; D008297:Male; D009030:Mosaicism; D010375:Pedigree; D012671:Seminiferous Tubules / Q000002:abnormalities; D012730:Sex Chromosomes; D013091:Spermatogenesis; D013577:Syndrome; D013737:Testis / Q000002:abnormalities
D000728:Androgens; D005640:Follicle Stimulating Hormone