Objective To investigate the causes of fever of unknown origin.

目的探讨不明原因发热的病因分布特点。

youdao

Objective: To investigate the cause of fever of unknown origin (FUO).

目的：探讨不明原因发热(FUO)的病因。

youdao

The pathogenic causes and ths clinic characteristics for fever of unknown origin were discussed.

探讨原因不明发热的病因及其临床特点。

youdao

If you have a temperature of 101 F (38.3 C) or higher for more than three weeks and your doctor isn't able to find the cause after extensive evaluation, the diagnosis may be fever of unknown origin.

CNN: Fever