How do CT scans actually work, and what can they do that other imaging tests can’t? Computer tomography, CT, is an essential and widely used tool in modern medicine.

NPR's Ayesha Rascoe asks Dr. Rebecca Smith-Bindman about her research indicating CT scans, which emit radiation, will cause some 100,000 cases of cancer annually.

PET-CT scans combine structural and functional imaging to detect diseases early. This technology improves diagnosis accuracy ...

NPR's Ayesha Rascoe asks Dr. Rebecca Smith-Bindman about her research indicating CT scans, which emit radiation, will cause some 100,000 cases of cancer annually.

NPR's Ayesha Rascoe asks Dr. Rebecca Smith-Bindman about her research indicating CT scans, which emit radiation, will cause some 100,000 cases of cancer annually.