The significant increase in radiation exposure and uncertainty regarding the risk of cancer have raised concerns leading to a recent change of direction within medical imaging. Several initiatives to lower dose levels are being established and many healthcare providers have initiated dose reduction programs to guard patient safety and to comply with new regulations.

Researchers say they have achieved enough coherence of the magnetic moment inherent in the defects of miniscule diamond fragments to harness their potential for precise quantum sensors in a material that is biocompatible.

Combining genetic data with clinical information to determine the initial dosage of the blood thinner warfarin, used to prevent blood clots in the circulatory system, was no more effective in achieving stable anticoagulation than using only clinical information, according to a National Institutes of Health-funded clinical trial.

A 320-detector computed tomography (CT) scanner that shows both anatomy within coronary arteries and blood flow can accurately sort out which people need an invasive procedure to identify coronary blockages, according to an international study.