Blood transfusions have saved countless life . But blood transfusions can be risky . Emily Anthes writing inNaturegathers the grounds that the function is one of the most overused treatments out there , an expensive , but more importantly , potentially dangerous , problem .
It ’s intuitive to understand why rake transfusions are good . When blood bank that arose out of World War II try their usance , doctors start out assume blood transfusion widely — without randomized clinical trials to back up many of the practice . “ I think we were kind of brainwashed into thinking that blood saves life , and the more you give the better , ” anesthesiologist Steven FranktoldNature .
Lately , Dr. have been judge to hold the practice . At Stanford Hospital and Clinics , doctors were prompted to reduce the number of transfusion asking , which ended up cutting monetary value by by $ 1.6 million and scale down length of infirmary stays and mortality for patient role .
More compelling than the money saved is the the fact that descent transfusion can do serious harm : There is the grim , but not zero , risk of receiving infected descent , and then there is the complicated way in which foreign profligate interact with the immune organization . categorise ancestry into different types ( A , B , AB , O and overconfident / negative ) is supposed to prevent harmful resistant reaction , but it does n’t always . register more about theoveruse of blood transfusionsin Nature .
[ Nature ]
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