Kaya-Barakat-Masson Syndrome, also known as kabamas, is related to cerebellar atrophy, developmental delay, and seizures and microcephaly. An important gene associated with Kaya-Barakat-Masson Syndrome is YIF1B (Yip1 Interacting Factor Homolog B, Membrane Trafficking Protein). Affiliated tissues include brain and eye, and related phenotypes are spasticity and global developmental delay