noun
degenerative disease
Medical term for a disease characterized by progressive deterioration of tissue or organ function.
アルツハイマー病は代表的な変性疾患の一つです。
Alzheimer's disease is one of the typical degenerative diseases.
変性疾患の治療法はまだ確立されていない場合が多い。
In many cases, treatments for degenerative diseases have not yet been established.
慢性疾患 (chronic disease) refers to a long-lasting condition, while 変性疾患 specifically involves progressive degeneration.
Compound of 変性 (degeneration) and 疾患 (disease). The exact historical derivation is uncertain; the term is a modern medical coinage.