Make the Diagnosis: Blistering Mystery

(MedPage Today) -- Case Findings: A 34-year-old woman was brought to urgent care by her husband. She had a widespread dusky red rash that was beginning to blister. During her intake, the nurse noted the patient had recently been prescribed trimethoprim-sulfamethoxazole for a urinary tract infection. When the doctor put pressure on a lesion, he observed Nikolskys sign. The patient also complained of mouth pain and a sore throat, and the doctor could observe lesions forming on her mucosal lip. What is your diagnosis?
Source: MedPage Today Dermatology - Category: Dermatology Source Type: news