This study evaluated the blood levels of selenium in patients undergoing heart surgery.
Blood selenium was measured in 40 patients before and after heart surgery.
The results showed a decrease in selenium levels after the operations.
The researchers concluded that low blood levels of selenium are associated with development of complications after heart surgery.
Further details can be found in the study.
Ana Stevanovic, Mark Coburn, Ares Menon, Rolf Rossaint, Daren Heyland ,Gereon Schälte, Thilo Werker, Willibald Wonisch, Michael Kiehntopf ,Andreas Goetzenich, Steffen Rex ,Christian Stoppe