ABSTRACT
AutoimmuneHemolyticAnemia497
ontheirRBCs;12%hadIgG2,13%hadlgG3,and3%hadlgG4ontheirRBCs.Although 74%hadonlyIgG1ontheirRBCs,lgG2,lgG3,andlgG4wereusuallypresentwithother subclasses(0.7%hadonlyIgG2,2%hadonlyIgG3,and0.9%hadonlyIgG4ontheirRBCs).
B.RBCAutoantibodiesDetectableinthePatient'sSera
