Health in Huntington Beach, CA

Quantitative flow ratio (QFR) outperformed coronary angiography in calculating fractional flow reserve (FFR), a measurement key to determining heart blockages, according to a study in the Journal of the American Heart Association.

A more compact, complex alternative to the traditional two-piece apron suit protects interventional radiologists from radiation exposure better than its predecessor, researchers wrote in the European Journal of Radiology this month. But the streamlined technology comes with a high price tag.

With no clear consensus in place regarding the best way to measure a patient’s neck-shaft angle (NSA), researchers compared the reliability and validity of four different methods and shared their findings in Clinical Radiology.

By Catherine M. Olsen, PhD, Peter G. Parsons, PhD, and Adele C. Green, MD, PhD
While shade is a potentially valuable means of protection from the damaging effects of the sun’s ultraviolet (UV) rays, not all shade is equally protective. People can spend long hours in the shade while still receiving quite a lot of sun exposure and risking skin damage. This is because UVB rays, often considered the most harmful part of sunlight, can reach the skin indirectly. Indirect or diffuse UV…

Find out if having sex on the first date ruins your chances of a serious relationship.

Retina lines the inside of the back of the eye and works like a film in a camera. Macula is the center of the retina, responsible for central and detailed vi...