CENTRAL FACIAL / NASAL LESIONS Bacteria: • Leprosy (saddle nose deformity) • Tuberculosis (lupus vulgaris)l • Endemic treponemal infection (e.g. Pinta) • Congenital syphilis (saddle nose deformity) • Rhinoscleroma (Klebsiella rhinocleromatis) Fungus: • Coccidioidomycosis (especially nasolabial) • Invasive mold infection • Blastomycosis Parasite: • Balamuthia mandrillaris • Mucocutaneous leishmaniasis Malignancy: • NK cell tumors • Kaposi sarcoma Autoimmune: • GPA (saddle nose deformity) • Relapsing polychondcitis (saddle nose deformity) • Sarcoidosis (lupus pernio) Others: • Trigeminal trophic syndrome WuidQ: Washington University ID Questions @WuidQ #Facial #Central #Lesions #infections #diagnosis #infectiousdiseases #differential
