A fungal infection that may appear in two forms: 1, a primary lesion characterized by the formation of a small cutaneous nodule and small nodules along the lymphatics that may heal within several months; and 2, chronic granulomatous lesions characterized by thick crusts, warty growths, and unusual vascularity and infection in the middle or upper lobes of the lung.

Synonyms: Blastomycosis, North American, Blastomycosis, North American Blastomycosis, Gilchrist's Disease, Gilchrist Disease, Gilchrists Disease, Blastomycoses