All patients included in this search will be on anonymized file: Symptomatic patients consulting for suspicion of COVID 19 with indication to a screening (RT-PCR, Scanner) according to the criteria of the Ministry of Health. To evaluate the diagnostic performance of chest CT in screening for COVID-related lung injury in patients with a clinical suspicion of COVID. CT scan results for COVID according to French thoracic imaging society will be dichotomized into evocative or compatible (considered positive) non-evocative (considered negative) The results will be compared to the gold standard corresponding to a multiparametric element: the discharge summary. Ct Scan performance will be recorded and analyzed.
Diagnostic Test: Thoracic CT Scan
Retrospective analysis of the thoracic CT scan results compared to final discharge summary
- All patients suspected of COVID 19 consulting for diagnostic
- Delay between RT-PCR and Thoracic Scan greater than 6 days.