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This project was supported by OP Prague Competitiveness „Material and technical base for the research of diagnostics and therapy of civilization and oncological diseases and their significant risk factors in the General University Hospital in Prague“, reg.no. CZ.2.16/3.1.00/24012, co-financed by European Regional Development Fund.

Featured case

Extensive pulmonary embolism and CT angiogram sign on chest radiograph

This patient sustained extensive pulmonary embolism, which is clearly seen on the CT angiography of pulmonary artery. What is more interesting in this case is the finding on chest radiograph. Although chest radiograph is insensitive to pulmonary embolism, there are signs that may point to it such as Westermark's sign, elevation of hemidiaphragm, effusion, Hampton's hump, and so called CT angiogram sign as seen in this patient - parts of the right truncus intermedius filled with thrombotic material are more transparent and there is an abrupt tapering of its bottom end.

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