Microphthalmia, also known as microphthalmos, is related to microphthalmia, syndromic 3 and microphthalmia, syndromic 1. An important gene associated with Microphthalmia is VSX2 (Visual System Homeobox 2), and among its related pathways/superpathways are Mesodermal commitment pathway and Embryonic and Induced Pluripotent Stem Cells and Lineage-specific Markers. Affiliated tissues include eye and retina, and related phenotypes are growth/size/body region and nervous system