Chromosome 17p13.3, Telomeric, Duplication Syndrome, also known as split-hand/foot malformation with long bone deficiency 3, is related to split hand-foot malformation and split-hand/foot malformation with long bone deficiency 1. An important gene associated with Chromosome 17p13.3, Telomeric, Duplication Syndrome is SHFLD3 (Split-Hand/Foot Malformation With Long Bone Deficiency 3). Affiliated tissues include bone, and related phenotypes are split hand and brachydactyly