Temtamy Syndrome, also known as craniofacial dysmorphism-coloboma-corpus callosum agenesis syndrome, is related to coloboma of macula and corpus callosum, agenesis of. An important gene associated with Temtamy Syndrome is C12orf57 (Chromosome 12 Open Reading Frame 57). Affiliated tissues include thalamus and brain, and related phenotypes are intellectual disability and global developmental delay