This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
In Erythroblastosis fetalis not involved is – 
Select and explain. 
A. Anti C, B. Anti D, C. Anti E, D. Anti Lewis
D: Anti Lewis
Answer: D: Anti Lewis 
Explanation: Erythroblastosis fetalis is caused by the transplacental passage of maternal antibody active against paternal RBC antigens of the infant and is characterized by an increased rate of RBC destruction.
Although more than 60 different RBC antigens are capable of eliciting an antibody response, significant disease is associated primarily D antigen of Rh group and with A 0 incompatibility.
Other rare antigens involved are -


C or E antigen of Rh group
RBC antigens - Cw, Cx, Cu, K (kell), M, Duffy, S, P, MNS, Xg, Lutheran, Diego and Kidd.


Anti-Lewis antibodies do not cause disease.