淀粉样变性：刚果红染色

刚果红染色,在偏振光下观察,如图所见在心脏一动脉周围的沉积物,淀粉样物质呈现典型的“苹果绿”双折射光。

When stained with Congo red and observed under polarized light, the amyloid has a characteristic "apple green" birefringence as seen here in a deposit around an artery in the heart.