eFIGURE 74.2 This left-sided peritonsillar abscess demonstrates swelling and fluctuance of the left tonsil with deviation of the uvula to the opposite side (Courtesy of Zwillenberg S In: Jensen S, ed Nursing Health Assessment 2nd ed Philadelphia, PA: Wolters Kluwer Health; 2014 With permission.) eFIGURE 74.3 A: Conjunctival injection and facial rash and (B ) oral mucosa involvement in Stevens–Johnson syndrome (Reprinted with permission from Fleisher GR, Ludwig W, Baskin MN Atlas of Pediatric Emergency Medicine Philadelphia, PA: Lippincott Williams & Wilkins; 2004.)