Bee sting. Red to pink edematous hive-like plaque. Honey bees are the most common source of insect stings and can cause severe allergic reactions.

A large urticarial plaque began to occur minutes after the sting. The spot in the center is the sting site. This lesion was treated with an ice-cold wet compress to decrease swelling.

Severe local reaction to a sting with necrosis and ulcerations at the site of the bee sting. Necrosis is unusual. In this case, it is difficult to tell what type of insect caused the sting.