Cardiology

Doctors pioneer heart surgery breakthrough

(Medical Xpress) -- The first trial of a treatment allowing doctors to insert a fully repositionable replacement heart valve without the need for open-heart surgery has been successfully conducted at a Melbourne hospital.

Diseases, Conditions, Syndromes

Finding new life for first-line antibiotics

Duke University researchers have identified a single, simple metric to guide antibiotic dosing that could bring an entire arsenal of first-line antibiotics back into the fight against drug-resistant pathogens.