Fig. 1From: Stepwise diagnostic algorithm for high-attenuation pulmonary abnormalities on CTStepwise diagnostic algorithm for high-attenuation pulmonary abnormalities on CT. Steps 1 to 5 in the flow chart for determining high-attenuation pulmonary abnormalities and the 9 categories of lesions are illustrated. ABPA, allergic bronchopulmonary aspergillosis; EHE, epithelioid hemangioendothelioma; PPFE, pleuroparenchymal fibroelastosis; PSP, pulmonary sclerosing pneumocytomaBack to article page