老ろう人じん斑はん

noun

senile plaque; amyloid plaque; neuritic plaque

Medical term for the abnormal protein deposits in the brain associated with Alzheimer's disease.

• アルツハイマー病びょうの脳のうには老ろう人じん斑はんが多おおく見みられる。

  Many senile plaques are observed in the brains of Alzheimer's disease patients.

noun

age spot; liver spot

Common term for the brownish spots on the skin of older people; synonymous with 老人性色素斑.

See also: 老人性色素斑

• 祖そ母ぼの手てには老ろう人じん斑はんがいくつかある。

  My grandmother has several age spots on her hands.