Hyperdense pulmonary artery sign - detection of pulmonary embolism in patients with suspected COVID-19 using non-contrast chest CT
Author(s) -
Dominik Reinert,
Peter Mönnings,
Ruth Schneider,
Carsten Lukas
Publication year - 2021
Publication title -
radiology case reports
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.221
H-Index - 10
ISSN - 1930-0433
DOI - 10.1016/j.radcr.2021.04.047
Subject(s) - medicine , pulmonary embolism , radiology , pneumonia , covid-19 , pulmonary artery , differential diagnosis , pathology , disease , infectious disease (medical specialty)
The request for CT (computed tomography) diagnostic in patients with suspected COVID-19 pneumonia has become part of the daily clinical routine. We reported a case of a 61-year-old patient with flu-like symptoms and a suspected COVID-19 pneumonia. After a negative PCR-test (polymerase chain reaction), a non-contrast enhanced CT was performed which revealed a suspicious hyperdensity in the left pulmonary artery and a pneumonia in the left lower lobe. A contrast enhanced CT confirmed a pulmonary embolism. An acute pulmonary embolism is a major complication and a main differential diagnosis of COVID-19. A hyperdense pulmonary artery sign (PAS) is a sensitive sign for a pulmonary embolism. Non-enhanced chest CT scans should be checked for hyperdense PAS in suspected of COVID-19 patients.
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