Syndromic X-Linked Intellectual Disability 17, also known as alacrima, achalasia, and intellectual disability syndrome, is related to alacrima, achalasia, and impaired intellectual development syndrome and intellectual developmental disorder, x-linked, syndromic 17. An important gene associated with Syndromic X-Linked Intellectual Disability 17 is GMPPA (GDP-Mannose Pyrophosphorylase A). Affiliated tissues include eye and skin, and related phenotypes are intellectual disability and global developmental delay