noun
amyotrophic lateral sclerosis; ALS; Lou Gehrig's disease
Medical term for the progressive neurodegenerative disease. Often abbreviated as ALS in both Japanese and English contexts.
筋萎縮性側索硬化症は、運動ニューロンが徐々に失われる難病です。
Amyotrophic lateral sclerosis is an intractable disease in which motor neurons are gradually lost.