51-Year-Old Male with Back Pain, Groin Pain, and a Rash.

A 51-year-old male presented to the emergency department with back pain, bilateral groin pain, and bilateral leg numbness for four days. He was hypothermic, tachycardic, tachypneic, and hypotensive on presentation. A diffuse purpuric rash with bullae and desquamation was noted on exam. This case explores the differential diagnosis and evaluation of an ill patient who presented with an impressive rash.