Severe brain damage turned him into a vegetable.

严重的脑损伤使他变成了植物人。

There is a small risk of brain damage from the procedure.

存在该手术导致脑损伤的小风险。

He suffered severe brain damage after a motorbike accident.

摩托车祸后他的脑部严重受损。

She could suffer irreversible brain damage if she is not treated within seven days.

如果在7天内得不到治疗，她的大脑有可能会受到不可恢复的损害。

Yet survivors can suffer brain damage.

然而，生还者也许会遭脑部损伤。