A stroke occurs when an artery that supplies blood to the brain becomes blocked or ruptures and begins to leak. The two main types of stroke are ischemic and hemorrhagic.

Healthgrades is the leading online resource for helping consumers make informed healthcare choices regarding doctors and facilities. Each year, Healthgrades evaluates approximately 4,500 hospitals and healthcare systems on their performances on the most common inpatient procedures and conditions. Star ratings are an evaluation of the hospital’s actual performance as compared to the predicted performance for that hospital based on a specific risk-adjustment model applied to that hospital.