246 Ch 246. Blastomycosis

Blastomyces dermatitidis (also B. gilchristii) — dimorphic fungus; endemic Mississippi + Ohio River valleys + Great Lakes USA + Canada + parts Africa; pulmonary (mostly) + cutaneous + osseous + GU + CNS; itraconazole mild-moderate, amphotericin B severe / CNS; β-D-glucan + Blastomyces antigen diagnostic。