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Deafness, congenital: Loss of hearing present at birth.
Congenital deafness contrasts to acquired deafness which occurs after birth.
The distinction between congenital and acquired deafness specifies only the time that the deafness appears. It does not specify whether the cause of the deafness is genetic (inherited).
Congenital deafness may or may not be genetic. For example, it may be associated with a white forelock and be caused by a genetic disease called Waardenburg syndrome. Or congenital deafness may be due to something such as the rubella virus to which the mother was exposed during pregnancy.
Acquired deafness may or may not be genetic. For example, it may be a manifestation of a delayed-onset form of genetic deafness. Or acquired deafness may be due to damage to the ear from noise.
Congenital deafness: Loss of hearing present at birth. Congenital deafness contrasts to acquired deafness which occurs after birth. The distinction between congenital and ...
Hong-Bo Zhao, M.D., Ph.D. Last edited 3/2007. Overview; Non-Syndromic Deafness; Syndromic Deafness; Mitochondrial Disorders; Non-Inherited Congenital Deafness
Congenital Deafness. Timothy C. Hain, MD Hearing Page Page last modified: January 29, 2011. Return to hearing page; Goto OMIM site (online Mendelian Inheritance in Man)
Congenital deafness information including symptoms, diagnosis, misdiagnosis, treatment, causes, patient stories, videos, forums, prevention, and prognosis.
Highly technical paper concerning congenital hearing loss in cats and dogs from a veterinary perspective.