Causes of Hemoptysis - Differential Diagnosis Algorithm Massive Hemoptysis (>I00 mL in 24 hours) • Malignancy • Bronchiectasis • Abscess/Mycetoma • Arteriovenous Malformation Normal CXR/CT • Hematemesis • Epistaxis • Bronchitis Diffuse CT Abnormalities • CHF • Bronchiectasis • Pulmonary Vasculitis Infection • Bacterial • Viral • Tuberculosis • Fungal Malignancy Pulmonary Vasculitis • Lupus Erythematosus • Goodpasture's Syndrome • Granulomatosis with polyangiitis / microscopic polyangiitis Vascular • Pulmonary Embolism • Arteriovenous Malformation #Hemoptysis #Differential #Diagnosis #Algorithm #Causes #Pulmonary #Massive
