noun
brain disease; cerebropathy; mental illness
Medical term covering organic brain diseases and disorders, sometimes extended to mental illness in clinical contexts.
脳疾患の早期発見が重要です。
Early detection of brain diseases is important.
彼は脳疾患の治療のために入院した。
He was hospitalized for treatment of a brain disorder.
Compound of 脳 (のう, 'brain') and 疾患 (しっかん, 'disease, disorder').