Partial distal 12q trisomy with arachnoid cyst.
D000015:Abnormalities, Multiple / Q000235:genetics*; D001099:Arachnoid; D002869:Chromosome Aberrations / Q000235:genetics*; D025063:Chromosome Disorders; D002881:Chromosomes, Human, Pair 12 / Q000648:ultrastructure*; D003560:Cysts / Q000235:genetics*; D005145:Face / Q000002:abnormalities; D006801:Humans; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000235:genetics; D008297:Male; D012886:Skull / Q000002:abnormalities; D014314:Trisomy