OverviewInsect bites may be grouped, raised (papular), hive-like (urticarial) and have a surrounding halo. Occasionally a central depression, or punctum, can be seen.
Update Date 1/13/2014
Updated by: Jacob L. Heller, MD, MHA, Emergency Medicine, Virginia Mason Medical Center, Seattle, Washington. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.