Diagnosis of AIHA
Direct Coombs – If RBCs are coated with IgG (+ direct coombs) = warm AIHA- If RBCs coated in complement only = cold AIHA If there is a positive cold agglutinin titer = cold AIHA Spherocytes may be present in warm AIHA
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Diagnosis of AIHA
Direct Coombs – If RBCs are coated with IgG (+ direct coombs) = warm AIHA- If RBCs coated in complement only = cold AIHA If there is a positive cold agglutinin titer = cold AIHA Spherocytes may be present in warm AIHA