CT检查是现代医学的重要诊断工具，但最.近一项涉及百万人的研究却揭示了一个令人担忧的现象：频繁接受CT检查可能与癌症风险上升有关。这项研究结果引发了广泛关注，也让我们不得不重新审视这个看似平常的医疗程序。

Medical imaging scans that create detailed images of the body’s internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of ...

Radiation from CT scans may account for 5% of all cancers annually, according to a new study out of UC San Francisco that cautions against overusing and overdosing CTs. The danger is greatest for ...

Forbes contributors publish independent expert analyses and insights. Paul Hsieh, M.D., covers healthcare economics, innovation, and policy. Radiologists have fielded numerous questions in recent ...