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. 2020 Mar 6;10(1):2045894020910687. doi: 10.1177/2045894020910687

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© The Author(s) 2020

Creative Commons Non Commercial CC BY-NC: This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (https://creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Fig. 4. — Imaging findings of PAS on CTPA (transversal plane): (a) the proximal margin of filling defect in lobular sign (red arrow); (b) a tongue sign (red arrow) of filling defect in main pulmonary artery; (c) heterogeneous enhancement (red arrow) of filling defect in right lower pulmonary artery; and (d) aneurysmal dilation and massive filling defect (red arrow) of the basal pulmonary artery is one specific finding of PAS.