Split Pleura Sign on Chest CT • Contrast enhancement of the parietal and visceral pleura, separated by an exudative effusion • DDx: Empyema, malignant effusions, post-talc pleurodesis, mesothelioma https://doi.org/10.1016/j.chest.201 #Split #Pleura #Sign #CT #Lung #Pulmonary #diagnosis #radiology #clinical