A 72 year-old man complains of itchy skin lesions in the axilla, groin and medial aspect of the thigh. Examination reveals pruritic lesions and bullae in the areas mentioned above and on forearms and lower legs. There are also painful oral lesions. There is no eye involvement and Nikolsky sign is negative.
What is the most likely diagnosis?
A-Pemphigus vulgaris
B-Bullous pemphigoid
C-Cicatricial pemphigoid
D-Scabies
E-Dermatitis herpetiformis