Distribution of granuloma | Presence of necrosis | Disease |
---|---|---|
Bronchocentric (inhalation) | Non-necrotizing | Hypersensitivity pneumonitis, lymphocytic interstitial pneumonia, talcosis |
Occasionally necrotizing | Histiocytosis X | |
Lymphangitic | Non-necrotizing | Sarcoidosis, chronic beryllium disease |
Angiocentric | Necrotizing | Wegener’s granulomatosis, lymphomatoid granulomatosis |
Occasionally necrotizing | Churg-Strauss syndrome | |
Nodular | Necrotizing | Rheumatoid nodule |