In this task you are given a medical question pair hand-generated. Your task is to classify a given post into two categories 1) 'Similar' if the given two questions have a same connotation 2) 'Dissimilar' if the given two questions have a different connotation or meaning.

Q: Sentence1: I am a pediatric Hodgkin's lymphoma survivor. I have developed horizontal double vision. I have an ophthalmology appt. How worried should I be? 
 Sentence2: Does Hodgkins Lymphoma cause double vision?

A: Dissimilar
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Q: Sentence1: What is ovulation and when will female ovulates? 
 Sentence2: I have recently become sexually active and have heard that I should avoid having unprotected sex during ovulation as it can lead to pregnancy. Is that true? How can I know when I would ovulate?

A: Similar
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Q: Sentence1: I messed up my birth control and started a new pack. When I took the first week, I bleed for 3 days. Now I am confused when my period will come again. 
 Sentence2: I missed my pills for 2 days in a row... Can I get pregnant because of this?

A:
Dissimilar
****