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: Does 'open' reduction with intramedullary nailing of tibial shaft fracture causes muscle weakness and slow bone healing due to soft tissue damage? 
 Sentence2: Which is better for a tibial shaft fracture? An open or a closed reduction?

Answer: Dissimilar


Question: Sentence1: Why I have abdominal obesity with fatty thighs and upper limd muscle atrophy? 
 Sentence2: I have abdominal obesity with fatty thighs but upper limb looks atrophied. Is it serious? 

Answer: Similar


Question: Sentence1: I'm feeling tightness on the left lower side of my stomach and when I lay on my side it takes my breath away? What's wrong with me? 
 Sentence2: I have been under a lot of stress lately and noticrd chest tightness and breathing difficulty sometimes. Does that sound like a panic attack?

Answer:
Dissimilar