Double aneuploidy: trisomy-18 and Klinefelter's syndrome.
D001345:Autoradiography; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000150:complications*; D007962:Leukocytes / Q000166:cytology; D008297:Male; D014314:Trisomy