Cataract 23, Multiple Types, also known as cataract 23, is related to genetic atypical hemolytic-uremic syndrome and atypical hemolytic uremic syndrome with complement gene abnormality. An important gene associated with Cataract 23, Multiple Types is CRYBA4 (Crystallin Beta A4), and among its related pathways/superpathways are Apoptotic Pathways in Synovial Fibroblasts and Signal Transduction. Affiliated tissues include cortex and eye, and related phenotypes are lamellar cataract and nervous system