Overview -- Pathogenesis and Correlation of Infection and Inflammation -- Pathology-Radiology Correlations -- Bacterial Infection -- Viral Infection -- Fungal Infection -- Parasitic Infection -- Mycoplasma Pneumonia -- Chlamydia Pneumonia -- Tsutsugamushi Pneumonia -- Lobar Pneumonia -- Lobular Pneumonia -- Interstitial Pneumonia -- Organized Pneumonia -- Lung Abscess -- Pulmonary Tuberculosis -- AIDS related Lung Infection -- Non AIDS related Lung Infection -- Connective Tissue Disease -- Vasculitis -- Hypersensitivity Pneumonitis -- Aspiration Pneumonitis -- Drug-induced Pneumonia -- Radiation Pneumonia -- Idiopathic Interstitial Pneumonis -- Sarcoidosis -- Langerhan Cell Histiocytosis -- Erdheim-Chester Disease -- CPFE Syndrome -- IgG4 related Lung Diseases -- Eosinophilic Lung Disease -- Mediastinal Disease -- Infective Endocarditis -- Viral Myocarditis -- Aorta Infection -- Postoperative Infection Complications after Heart and Vessel Surgery -- Rheumatic Carditis -- Immunity Myocarditis -- Pericarditis -- Vasculitis.