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: Is memory loss related to statins? 
 Sentence2: I have memory loss and I have been on statins for a while. If I take a medication for memory loss, will that medication interact with statins and decrease its effectiveness?

A: Dissimilar
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Q: Sentence1: Doctors, do you think I can develop keloid scarring on old healed tattoos? 
 Sentence2: I developed a scar over a healed tattoo and was told it is not a keloid. What are the other possibiltiies?

A: Dissimilar
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Q: Sentence1: What tests are done to figure if you have circulation problems in thighs sometimes when standing too long. What exer can I do to  when it comes ? 
 Sentence2: I think I have circulation problems in my thigh. What tests can I undergo? Could you also guide me about exercises? 

A:
Similar
****