A Case of Severe Autoimmune Haemolytic Anaemia Due to Clinically Significant Auto Anti-N Antibody

Abstract

Anti N antibody belongs to the MNS blood group system. Usually, anti N antibodies are naturally occurring, cold agglutinins. Clinically significant anti N antibodies have also been reported. We report here a case of autoantibody with anti N specificity presenting with severe autoimmune haemolytic anaemia.