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.
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Question: 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?

Answer: Dissimilar


Question: Sentence1: What is the life expectancy for someone with mixed connective tissue disease? 
 Sentence2: How is mixed connective tissue disease diagnosed? What are some complications of this disease that may affect the life expectancy of such patients?

Answer: Dissimilar


Question: Sentence1: Have spells where I feel like my foot is going an inch lower than the floor, slightly dizzy but not horrible. Also have tinnitus for a yr. What is it? 
 Sentence2: How can dizziness be treated?

Answer:
Dissimilar