Early intraoperative normovolemic hemodilution failed to save red blood cell supplies in a randomized clinical trial of over 2,000 people. The single-blind trial had people undergoing cardiac surgery ...

Kenichi Tanaka, M.D., is professor and chair of the Department of Anesthesiology at the University of Oklahoma College of Medicine. More than 2 million patients worldwide undergo heart surgery ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Kenichi Tanaka, M.D., is professor and chair of the Department of Anesthesiology at the University of Oklahoma College of Medicine. OKLAHOMA CITY – A University of Oklahoma study published Sept. 3 in ...

In this trial involving adult patients undergoing elective cardiac surgery, acute normovolemic hemodilution did not reduce the number of patients receiving allogeneic red-cell transfusion.