Features of the national biological crossmatch for blood transfusion
Knowledge of 184 physicians on the procedure of the biological crossmatch at the beginning of blood transfusions has been studied. Special formalized questionnaire was established for answers to the 4 questions about number of drops in 1 ml of blood; about actions during the biological crossmatch; about diagnostic monitoring methods; about records. An ambiguous understanding of the regulatory requirements has been found. The maximum frequency of the most popular answer to the questions was 49.1%, 44.2%, 74.5% and 47.9%, respectively. It is advisable to change the text of the standards in order to harmonization of scientifically sound international practice.