Medications

COVID-19: Dexamethasone discovery carries treatment implications

A new discovery about how the body transports dexamethasone, a drug that can increase the survival chances of patients with severe COVID-19, suggests diabetes and other factors may reduce its potentially lifesaving effectiveness. ...

Cardiology

Results from the DEFINE-FLOW study reported

A new observational study of deferred lesions following combined fractional flow reserve (FFR) and coronary flow reserve (CFR) assessments found that untreated vessels with abnormal FFR but intact CFR do not have non-inferior ...

Diseases, Conditions, Syndromes

US panel tackles race, poverty in virus vaccine priorities

A U.S. advisory panel made recommendations Friday for who should be first in line to get COVID-19 vaccine, including a plea for special efforts by states and cities to get the shots to low-income minority groups.

Health informatics

The geographic bias in medical AI tools

Just a few decades ago, scientists didn't think much about diversity when studying new medications. Most clinical trials enrolled mainly white men living near urban research institutes, with the assumption that any findings ...

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