Cold agglutinins are seen in -: (A) Influenza, (B) PAN, (C) Multiple myeloma, (D) SLE
Answer is A. Answer- A. InfluenzaThis form of hemolytic anemia is caused by cold agglutinin IgM antibodies.Both intravascular and extravascular hemolysis may occur.Causes of cold agglutinin immunohemolytic anemia :- Mycoplasma infection, IMN, CMV, Influenm, HIV, Malignant lymphoma.