​Differential diagnosis of Pulmonary Nodules

​Differential diagnosis of Pulmonary Nodules 
-paragonimiasis 
-echinococcosis 
-hydatid disease
-congenital cysts 
-eosinophilic granuloma 
-Langerhans cell histiocytosis, histiocytosis X
-methotrexate induced 
-Wegener granulomatosis 
-hamartomas 
-rheumatoid arthritis 
-arteriovenous malformations 
-mycobacterium avium complex ( MAC) 
-coal worker’s pneumoconiosis 
-silicosis 
-sarcoidosis 
-histoplasmosis 
-coccidioidomycosis 
-granuloma 
-tuberculosus or fungal granuloma 
-lung abscess 
-tuberculosis
-lymphoproliferative cancer 
-bronchogenic carcinoma 
-metastasis cancer