The latest news on heart surgery
Usually rarer than stent placement, coronary artery procedure is riskier but sometimes more effective.
Extreme differences among cities suggest the needs of heart patients aren't always weighed equally.
Some experts say patients with coronary artery disease don't get enough information to judge.
It's seldom used but entails lower risk, speedier recovery, researchers say
Study found the dynamic raised cardiovascular risks by 50%
Undertreatment at the hospital may be a contributing cause, study suggests