Donnai-Barrow Syndrome, also known as faciooculoacousticorenal syndrome, is related to lowe oculocerebrorenal syndrome and dent disease 1, and has symptoms including unspecified visual loss An important gene associated with Donnai-Barrow Syndrome is LRP2 (LDL Receptor Related Protein 2), and among its related pathways/superpathways are Cobalamin (Cbl, vitamin B12) transport and metabolism and Reelin signaling pathway. Affiliated tissues include heart and brain, and related phenotypes are intellectual disability and global developmental delay