INFECTIONS

Fungi

• Aspergillosis
• Blastomycosis
• Coccidiomycosis
• Cryptococcosis
• Histoplasmosis
• Sporotrichosis

Protozoa & Metazoa

• Leishmaniasis
• Schistosomiasis
• Toxoplasmosis

Spirochetes

• Syphilis

Bacteria

• Cat scratch fever
• Lymphogranuloma venereum
• Mycobacterium tuberculosis
• Nontuberculous mycobacteria

NEOPLASMS

• Carcinomas
• Sarcomas

FOREIGN SUBSTANCES

• Berylliosis
• Silicosis
• Extrinsic allergic alveolitis

IMMUNOLOGIC ABNORMALITY

• Primary biliary cirrhosis
• Churg-Strauss allergic granulomatosis
• Hypogammaglobulinemia
• Wegener's granulomatosis
• Giant cell arteritis

CONGENITAL

• Chronic granulomatous disease of childhood

COLLAGEN DISEASE

• Lupus erythematosis

IDIOPATHIC

• Crohn's disease
• Langerhans cell histiocytosis
• Relapsing panniculitis
• Sarcoidosis
• Whipple's disease
• Lymphomatoid granulomatosis

OTHER

• Chemotherapy
• Radiotherapy
• Granulomatous lesions of unknown significance ( GLUS )