Encephalitis is a swelling, or enlargement, of the brain. It can be deadly or lead to permanent disability.

脑炎指大脑肿胀变大。这种疾病可能致死或导致永久残疾。

Complications such as pneumonia or encephalitis, a swelling of the brain, can be deadly or lead to permanent disability.

如肺炎或脑炎、脑肿胀此类的并发症，可能会致命或导致永久残疾。

Others sustained injuries, some resulting in disfigurement and permanent disability.

其他人受伤，有些人毁容和永久残疾。

This bacterium used to infect young infants causing bloodstream infections, pneumonia, meningitis, death or permanent disability.

这种细菌用于感染年幼的婴儿， 导致血液感染、 肺炎、 脑膜炎、死亡或永久性残疾。

The consequence of ingesting phenylalanine for people with PKU is that they are subject to permanent intellectual disabilities, so it's a scary thing to have.

PKU患者摄入苯丙氨酸的后果是会出现永久性智力障碍，所以吃苯丙氨酸是一件很可怕的事情。