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.
--------
Question: Sentence1: What does t means a positive ANA test and ifa? 
 Sentence2: Do I need to be fasting before taking ANA test?

Answer: Dissimilar


Question: Sentence1: I have a possible scaphoid wrist fracture. How can I tell without going to the hospital? 
 Sentence2: What are the symptoms of a scaphoid wrist fracture?

Answer: Similar


Question: Sentence1: How can a DHT blocker affect a female user on birthcontrol? 
 Sentence2: What is the use of a DHT blocker?

Answer:
Dissimilar