Fogo selvagem is a type of:
Pemphigus vulgaris
Pemghigus vegetans
Pemphigus foliaceus
Bullous pemphigoid
Endemic pemphigus foliaceus common in rural pas of South America, paicularly ceain states of Brazil is known as fogo selvagem (wild fire) caused by bite of black fly. Ref: Rook's textbook of dermatology, 8th edition, Pg 40.13