Diagnostic Imaging Vol 31 No 1

Cardiac imaging researchers are validatingbroader clinical roles for 64-slice and dual-source CT while introducingthe radiological world to evenmore powerful machines that promiseto lower radiation exposure andimprove resolution.

Radiologists were urged at the RSNA meeting to combat distortedreports about cardiac CT radiation exposure that raiseunreasonable public anxiety about the risk of medical imaging.

Ultrasound has long been an efficient and usefuladjunct technique for breast imaging. It is thefirst modality to be proposed in some situations:if a young or pregnant woman has a palpablemass, for example, or immediately after surgery.

Not long ago, our approach to treating difficultmetastatic tumors was to "spray and pray." Weknew that chemotherapy and other traditionaltreatment approaches could cause great damageand had a limited chance of successfully destroyingthe entire tumor.