North American blastomycosis; Gilchrist's disease
Avoiding travel to areas where the infection is known to occur may help prevent exposure to the fungus, but this may not always be possible.
Kauffman CA. Blastomycosis. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 355.