Microphthalmia, Isolated, with Coloboma 9, is also known as microphthalmia, syndromic 15. An important gene associated with Microphthalmia, Isolated, with Coloboma 9 is TENM3 (Teneurin Transmembrane Protein 3). Affiliated tissues include eye and retina, and related phenotypes are visual impairment and iris coloboma