Chromosome 3pter-P25 Deletion Syndrome, also known as 3p- syndrome, is related to intellectual developmental disorder with dysmorphic facies and ptosis and wolf-hirschhorn syndrome, and has symptoms including muscle spasticity An important gene associated with Chromosome 3pter-P25 Deletion Syndrome is DEL3PTERP25 (3p- Syndrome), and among its related pathways/superpathways are Post-translational modification: synthesis of GPI-anchored proteins and Signaling by Slit. Affiliated tissues include heart and eye, and related phenotypes are ptosis and hypertelorism