Imagine walking through a park and suddenly spotting a bear. Normally your heart starts beating faster and your blood vessels constrict. That's the sympathetic nervous system preparing your body for a "flight or fight" response. ...
Jun 13, 2024
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Myocardial blood flow (MBF) increases about twofold with exposure that increases the core temperature by 1.5 degrees Celsius, according to a study published online June 11 in the Annals of Internal Medicine.
Jun 11, 2024
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Coronary artery bypass grafting (CABG) is a surgical procedure that improves blood flow to the heart tissue and can effectively treat myocardial ischemia caused by coronary artery disease. In CABG, a healthy blood vessel ...
May 17, 2024
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Myocardial infarction (MI) is a deadly disease. It can cause serious myocardial ischemic necrosis due to coronary occlusion. The most effective treatment for MI in clinic is reperfusion, e.g., interventional or thrombolytic ...
Jan 9, 2024
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Myocardial fibrosis is major pathological outcome after myocardial ischemia/reperfusion (MI/R) injury and a major risk factor for heart failure. MI/R injury induces cardiomyocyte damage or even death, which in turn stimulates ...
Sep 19, 2023
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Myocardial ischemia, a condition characterized by inadequate blood supply to the heart muscle, affects millions of people worldwide. While the focus of treatment has traditionally been on opening blocked arteries, recent ...
Aug 31, 2023
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People who are regular cannabis users are at an increased risk of experiencing complications before, during, and after surgery, according to a study by researchers with UTHealth Houston published today in JAMA Surgery.
Jul 5, 2023
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A new study using data from millions of patients hospitalized across the United States has determined whether population density and associated urban vs. suburban vs. rural environments predispose patients with peripheral ...
May 11, 2023
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Although the past decade has witnessed substantial scientific progress with the advent of cardioprotective pharmacological agents, most have failed to protect against myocardial ischemia/reperfusion (I/R) injury in diabetic ...
May 9, 2023
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A new method for determining whether patients with heart disease need coronary stents or bypass surgery is more effective than the angiogram, which is currently used, according to research from UTHealth Houston Heart & Vascular.
Nov 30, 2022
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