biostudies-literatureUnknown9(4)Yamamoto SChest digital dynamic radiography (DDR) is a novel method for evaluating pulmonary perfusion and ventilation. It could depict ventilation-perfusion mismatch in a pulmonary artery sarcoma with severe stenosis in the right pulmonary artery. This report is the first demonstration of ventilation-perfusion mismatch in a malignant neoplasm using DDR.Respirology case reportse00737https://www.ebi.ac.uk/biostudies/studies/S-EPMC7943749biostudies-literatureNovel pulmonary perfusion imaging using chest digital dynamic radiography for pulmonary artery sarcoma.PMC7943749Takahashi GMatsumoto TYamamoto SHasebe TYuji RSakamaki FfalseNovel pulmonary perfusion imaging using chest digital dynamic radiography for pulmonary artery sarcoma.Chest digital dynamic radiography (DDR) is a novel method for evaluating pulmonary perfusion and ventilation. It could depict ventilation-perfusion mismatch in a pulmonary artery sarcoma with severe stenosis in the right pulmonary artery. This report is the first demonstration of ventilation-perfusion mismatch in a malignant neoplasm using DDR.2021-01-01T00:00:00Z2021 Apr2025-04-21T18:54:34.265Z2025-04-05T17:24:14.308ZS-EPMC79437493373246910.1002/rcr2.737