Abstract: ObjectiveTo observe and evaluate the clinical application effect of recommended scheme for emergency blood transfusions under special circumstances（referred to as "recommendations"） in the rescue of patients who have difficult ABO blood type.MethodsAccording to the requirement of "recommendations" ,startup the scheme for emergency blood transfusion in patients who have difficult ABO blood type in our hospital in 2015,detect the laboratory indexes such as hemoglobin and bilirubin before and after the blood transfusion ,evaluate the scheme's effect after analyzing the laboratory results and the status of the patients with symptoms of curative. ResultsThere were 9 cases of patients who have difficulty in ABO blood type and in critical illness among the 5758 cases of patients with blood transfusion in 2015（accounts for 0.15% of the total number of blood transfusions）.Take emergency blood transfusion treatment for those 9 cases. The average input amount of red blood cells was 3 u. Hemoglobin values after blood transfusion were higher than before infusion and no hemolytic transfusion reaction happened. ConclusionThe recommended emergency transfusions under special circumstances of patients who difficult ABO blood type has a strong guiding significance in rescuing practice and can be safely used in clinical emergency blood work.

Key words: Emergency, blood, transfusions, ABO, blood, type, Difficult