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: If I have an astigmatism , could that be causing daily headaches? I do not wear glasses but i work on a p.C. All day and a lot of bright lighting. 
 Sentence2: What is the treatment for headaches caused by astigmatism?

A: Dissimilar
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Q: Sentence1: Should I use a cream of benzoyl peroxide or a soap? 
 Sentence2: I have tried benzoyl peroxide and antibacterial soap for my acne, but nothing helped. Is there anything else that I can try at home to get rid of the acne?

A: Dissimilar
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Q: Sentence1: My stomach is always making rumbling noises, whether or not I have just eaten. I never have much gas though. Noises are very loud. What is this? 
 Sentence2: What could be causing my stomach to make loud noises whether or not I am hungry?

A:
Similar
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