Deafness, Autosomal Recessive 49, also known as dfnb49, is related to sensorineural hearing loss and deafness, autosomal dominant 58. An important gene associated with Deafness, Autosomal Recessive 49 is MARVELD2 (MARVEL Domain Containing 2), and among its related pathways/superpathways are Sertoli-Sertoli Cell Junction Dynamics and Sensory processing of sound. Affiliated tissues include brain, and related phenotypes are prelingual sensorineural hearing impairment and nervous system