National Institute Of Cardiology, Laranjeiras, Brazil

This completed study looked at 111 people to see if measuring blood flow in the skin can help assess cardiovascular risk in those with resistant hypertension (high blood pressure that doesn't respond to multiple drugs). Researchers used a laser device to check how well tiny blood…

This study tested whether giving dexmedetomidine, a sedative, during laparoscopic gallbladder removal improves blood flow in the smallest blood vessels. Researchers used a special camera to look at the lining of the mouth in 64 adults. The goal was to see if the drug helps keep t…