<unk> , also called Martin-Bell syndrome or Marker<unk>  syndrome, is a genetic condition involving changes in part of the<unk>  chromosome. It is the leading inherited cause of intellectual disorder and autism spectrum disorder with severe behavioral abnormalities . It is an<unk>  linked disorder, affecting both males and females. It is a genetic disease caused by CGG trinucleotide expansion (>200 CGG repeats).
Fragile X syndrome
Rett syndrome
Axenfeld syndrome
Foster Kennedy syndrome
Krabbe disease
Joubert syndrome
Zellweger syndrome
Loken Senior syndrome