Congenital Disorder of Glycosylation, Type Iik, also known as congenital disorder of glycosylation type iik, is related to congenital disorder of glycosylation, type ih and congenital disorder of glycosylation, type iim, and has symptoms including muscle weakness An important gene associated with Congenital Disorder of Glycosylation, Type Iik is TMEM165 (Transmembrane Protein 165), and among its related pathways/superpathways are Infectious disease and Metabolism of proteins. Affiliated tissues include bone and eye, and related phenotypes are midface retrusion and amelogenesis imperfecta