1To be ill; to suffer from (a disease, ailment, or problem).
彼は長年心臓の病を患っている。
He has suffered from a heart condition for many years.
その村は慢性的な水不足に患っている。
The village suffers from a chronic water shortage.
目を患って視力が落ちたため、運転をやめた。
He stopped driving because he developed an eye condition and his vision worsened.