Paracoccidioidomycosis (South American Blastomycosis) By Sanjay G Revankar, MD, Wayne State University School of Medicine Reviewed / Revised Apr 2021 | Modified Sep 2022 View Patient Education Symptoms and Signs Diagnosis Treatment Topic Resources Paracoccidioidomycosis (Mucocutan... Paracoccidioidomycosis (Neck) Paracoccidioidomycosis is progressive mycosis of the lungs, skin, mucous membranes, lymph nodes, and internal organs caused by Paracoccidioides brasiliensis.