the study of abnormal hemoglobins was oriented towards three criteria as a function of commonly encountered clinical problems : differentiation between frequent , relatively infrequent and exceptional hemoglobins ; systematic study of high-risk ethnic groups and isolated discoveries ; silent hemoglobinopathies and those accompanied by physiopathological repercussions such as hemolytic anemia , disturbance in oxygen transport and cyanosis .
C0019047
abnormal hemoglobins
C0019046
hemoglobins