Dental Direct immunofluorescence(DIF) is negative in: A Bullous Pemphigoid B Cicatricial pemphigoid C Epidermolysis Bullosa Dystrophica D Pemphigus Folaceous 💡 Explanation Direct immunofluorescence(DIF) is negative in: ✓ Correct Answer: C. Epidermolysis Bullosa Dystrophica