TASK DEFINITION: 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.
PROBLEM: Sentence1: Can contact dermatitis cause cutting of the vagina? 
 Sentence2: My sister has contact dermatitis with cuts in her vagina. She says it is very uncomfortable and hurts to walk. What can she do for relief?

SOLUTION: Dissimilar

PROBLEM: Sentence1: How likely is a dermoid cyst going to be cancerous? Just had one removed 
 Sentence2: Is there a chance that a dermoid cyst can recur or spread to other parts progressing to cancer?

SOLUTION: Dissimilar

PROBLEM: Sentence1: My mother in law have a pain in her left arm, she never suffer from her heart before, and the fingers move by themself what could or be? 
 Sentence2: My mother-in-law experiences left arm pain and finger twitches. Her EKG and ECHO reports are normal. She has been stressed a lot lately as she lost her husband and we think she is depressed and is anxious. Should we take her to her doctor or would she be fine after grieving for a while?

SOLUTION:
Dissimilar