英语语法分析

Pulmonary aspergillosis is a spectrum of lung diseases caused by fungus aspergillus.

肺曲霉菌病是一种由曲霉菌引起的肺部疾病。

Lack of enhancement may suggest the diagnosis of aspergillosis, since most brain tumors enhance.

病灶没有强化信号可能提示为曲霉病，因为脑肿瘤大多有强化信号。

Objective: To improve the diagnosis and treatment level of sinus aspergillosis under endoscopic sinus surgery.

目的：探讨提高鼻内窥镜下鼻窦真菌病的诊断和治疗水平。