Man With Back Pain and Rash J. Jeremy Thomas, MD, Diamond Vrocher, MD, Charles A. Khoury, MD  Annals of Emergency Medicine  Volume 56, Issue 5, (November 2010) DOI: 10.1016/j.annemergmed.2009.11.003 Copyright © 2010 American College of Emergency Physicians Terms and Conditions

Figure 1 The patient's rash present on his left flank, extending toward the inguinal region. Annals of Emergency Medicine 2010 56, DOI: (10.1016/j.annemergmed.2009.11.003) Copyright © 2010 American College of Emergency Physicians Terms and Conditions

Figure 2 Computed tomography scan. Annals of Emergency Medicine 2010 56, DOI: (10.1016/j.annemergmed.2009.11.003) Copyright © 2010 American College of Emergency Physicians Terms and Conditions

Figure 3 Inflammatory changes extending to the surrounding deep and subcutaneous tissues. Used with permission of J. Jeremy Thomas, MD, Department of Emergency Medicine, University of Alabama at Birmingham, Birmingham, AL. Annals of Emergency Medicine 2010 56, DOI: (10.1016/j.annemergmed.2009.11.003) Copyright © 2010 American College of Emergency Physicians Terms and Conditions