The aorta is a main artery that carries blood away from your heart to the rest of the body. The blood it carries is rich in oxygen, and your body relies on it for survival. The aorta is about an inch ...

A 74-year-old man presents to the emergency department with a 1-day history of severe chest and back pain. He has a history of hypertension and has run out of medication. He has no history of similar ...

Background Acute type A aortic dissection is a surgical emergency, with an operative mortality as high as 25%. Ischemia is a known predictor of mortality. We tested the efficacy of a classification ...

Whether patients with early-stage oral cancers should be treated with elective neck dissection at the time of the primary surgery or with therapeutic neck dissection after nodal relapse has been a ...