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: At times it stings/strikes me inside my head? Is it cause of sleep or cold or something else?
Sentence2: I have not been sleeping well for the past few days because of a cold. Can this cause a sharp striking/stinging pain in my head?
Similar

Sentence1: I've used nasal spray and have taken Claritin and mucinex (guaifenesin). is there anything I can do to taste again?
Sentence2: I am having loss of taste. I had already used nasal sprays, Claritin and even mucinex (guaifenesin) but still no help. Could you suggest me any more measures?
Similar

Sentence1: Will having lipomas in lower back affect an epidural or spinal block given before having a csection?
Sentence2: Would a lipoma prevent smooth administration of epidural or spinal anesthesia before surgery?
Similar