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.

[EX Q]: Sentence1: 3wks postop GB removal.very nauseous, pain, and headache.getting an ultrasound tomorrow to check for fluids.could this be the cause? 
 Sentence2: What are some post operative effects of gall bladder removal? Can one experience nausea or pain a while after the surgery?
[EX A]: Dissimilar

[EX Q]: Sentence1: Please provide advice on discontinuing hctz (hydrochlorothiazide) after developing petechiae on my arms. I have been taking hctz (hydrochlorothiazide) for 3 months and this just started. 
 Sentence2: Is hydrochlorthiazide safe for the elderly?
[EX A]: Dissimilar

[EX Q]: Sentence1: Feeling down, tired of life, distressed, some sleep disturbances during working days, some weight gain and have rare suicidal ideation. Am I depressed? 
 Sentence2: I was diagnosed with depression a couple of months ago and I have been taking the prescribed medications regularly as advised by my doctor but I don't feel better. Should I start therapy or double up my dose?
[EX A]:
Dissimilar