肿块效应 meaning in Chinese

mass effect

A computed tomography scan of the neck revealed variously sized low attenuation cystic lesions involving the sublingual and submandibular space , with extension into the parapharyngeal space up to the base of the skull , causing a mass effect on the surrounding structures
电脑断层显示许多低密度囊肿?满了整个下颌间隙及舌下间隙，并延著侧咽间隙向上延伸至颅底，造成对周围组织的肿块效应。