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.

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?
Dissimilar

Sentence1: My recent blood test INR 1.12 APTT ratio 1.16 Beta-2 Microglobulin 1.50mg/L are they ok?
Sentence2: What all tests are needed if one suspects a clotting disorder? Would some simple lab tests be able to tell?
Dissimilar

Sentence1: Purple fluid filled sack on scalp grew over several months, popped when squeezed. Resembled skin tag. Concerned of cancer. Nothing for doc to check?
Sentence2: Can a cancerous lesion on the scalp present with symptoms such as a fluid filled sac occurring over many months with some discharge?
Similar