This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunity, Subject name: Pathology
Antibodies in ITP are: 
Select and explain. 
A. IgG, B. IgM, C. IgE, D. IgD
A: IgG
Answer: A: IgG 
Explanation: Ans. (a) IgG(Ref: Robbins 9th/pg 205-206)Antibodies in Immune thrombocytopenic purpura are of IgG type directed against gp Ib/IX and IIb/IIIa.These antibodies cause Type II hypersensitivity reaction.