hereditary deafness; genetic deafness
Medical term for hearing loss caused by genetic factors. Used in clinical and research contexts.
The causative gene for hereditary deafness has been identified.
彼女は遺伝性難聴のため、補聴器を使っている。
She uses a hearing aid because of hereditary deafness.
難聴 is the general term for hearing loss, while 遺伝性難聴 specifically refers to hearing loss caused by genetic factors.
先天性難聴 means congenital deafness (present at birth), which may or may not be genetic. 遺伝性難聴 is specifically genetic, and may not be present at birth if it is late-onset.
Compound of 遺伝性 (hereditary) and 難聴 (hearing loss).