2 sentences

1. 你的手正在坏死。

   nǐ de shǒu zhèng​zài huài​sǐ.

   Your hand is dying.

   Source: OpenSubtitles

2. 伤口感染导致部分组织坏死。

   shāng​kǒu gǎn​rǎn dǎo​zhì bù​fen zǔ​zhī huài​sǐ.

   The wound infection led to necrosis in some of the tissue.

   Source: Dong Chinese Dictionary