いろう

胃瘻

Gastric fistula

口から食べられない状態の人に栄養を与える方法のこと。胃に穴を開け、胃から直接栄養を入れる。

This refers to the way of giving nourishment to people who are unable to eat from their mouths. A hole is created in the stomach, and through it nutrition is directly placed into the stomach.