13-15 trisomy mosiacism in a normal-looking 14-year-old retarded girl.
D000293:Adolescent; D046508:Culture Techniques; D003878:Dermatoglyphics; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D007621:Karyotyping; D007962:Leukocytes; D009030:Mosaicism; D014314:Trisomy