, . (IQ) . , . , - , - IQ 14 15 . (47, XXY) , , . , , . . , , . , , .
XXYY.
48, XXYY , 182 . 47,XXY. , , . , 16 48, YY 9 , 47,XXY 5 20 , , IQ, ( IQ 60-80). . 48, XXYY 47, XXY. .
XXXY
48, XXXY , . , , , . 40 60, . , IQ. 48, XXXY .
XXXXY.
49, XXXXY . , , , . . , , ( ductus arteriosus), , , , . , . IQ 20 60. , , .
(46,XY/47,XXY) , , , . , , 47XXY, , .