This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
Romana&;s sign occur in - 
Select and explain. 
A. Babesiosis, B. Leishmaniasis, C. Trypanosomiasis, D. Schistosomiasis
C: Trypanosomiasis
Answer: C: Trypanosomiasis 
Explanation: Entry of T.cruzi through conjunctiva Patient develops painless unilateral oedema and conjunctivitis It is known as Romana,a sign ( refer pgno:50 baveja 3 rd edition)