Turner's syndrome variant with three cell line mosaicism and ring X chromosome [45, X /46,X r [X] [p21 q25] /46,Xx] in a Saudi patient

A case of Turner's Syndrome with three cell line mosaicism associated with ring X Chromosome, which is an extremely rare condition. Perhaps this is the first case report, with such chromosomal abnormality, from Saudi Arabia. The phenotypical changes are comparable with classical Turner's Syndrome of 45, X complement. The other findings are also discussed