title: [The XXYY variant of Klinefelter's syndrome (author's transl)].
mesh_terms: D000015:Abnormalities, Multiple / Q000209:etiology; D000328:Adult; D000342:Affective Symptoms / Q000209:etiology; D001706:Biopsy; D001842:Bone and Bones / Q000002:abnormalities; D002455:Cell Division; D002874:Chromosome Mapping; D003878:Dermatoglyphics; D005877:Gigantism / Q000209:etiology; D006238:Haploidy; D006801:Humans; D008607:Intellectual Disability / Q000209:etiology; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000150:complications / Q000175:diagnosis / Q000235:genetics*; D008297:Male; D010384:Pelvic Bones / Q000473:pathology; D012728:Sex Chromatin / Q000032:analysis; D012730:Sex Chromosomes / Q000032:analysis; D013091:Spermatogenesis; D013737:Testis / Q000473:pathology
vernacular_title: Die XXYY-Variante des Klinefelter-Syndroms.