Q1. A 32 yo presents with a 2 day history of a very painful lesion on his arm. He reports that he had gone camping and while sleeping on the floor felt an insect bite. He immediately developed pruritus and mild pain. The next day, the site had developed into a large blister with redness and significant pain. Over the past 24 hours, the blister has ruptured and developed into a red painful area. Now he has developed a fever, diaphoresis and nausea. The exam reveals a 3 x 3 cm necrotic ulcer that is painful to touch. The surrounding area is inflamed. You suspect a bite from?
