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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
medicine
Chest X-ray findings in a large cohort of 1117 patients with SARS-CoV-2 infection: a multicenter study during COVID-19 outbreak in Italy
Internal and Emergency Medicine, Volume 16, No. 5, Year 2021
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Description
To describe radiographic key patterns on Chest X-ray (CXR) in patients with SARS-CoV-2 infection, assessing the prevalence of radiographic signs of interstitial pneumonia. To evaluate pattern variation between a baseline and a follow-up CXR. 1117 patients tested positive for SARS-CoV-2 infection were retrospectively enrolled from four centers in Lombardy region. All patients underwent a CXR at presentation. Follow-up CXR was performed when clinically indicated. Two radiologists in each center reviewed images and classified them as suggestive or not for interstitial pneumonia, recording the presence of ground-glass opacity (GGO), reticular pattern or consolidation and their distribution. Pearson’s χ2 test for categorical variables and McNemar test (χ2 for paired data) were performed. Patients mean age 63.3 years, 767 were males (65.5%). The main result is the large proportion of positive CXR in COVID-19 patients. Baseline CXR was positive in 940 patients (80.3%), with significant differences in age and sex distribution between patients with positive and negative CXR. 382 patients underwent a follow-up CXR. The most frequent pattern on baseline CXR was the GGO (66.1%), on follow-up was consolidation (53.4%). The most common distributions were peripheral and middle-lower lung zone. We described key-patterns and their distribution on CXR in a large cohort of COVID-19 patients: GGO was the most frequent finding on baseline CXR, while we found an increase in the proportion of lung consolidation on follow-up CXR. CXR proved to be a reliable tool in our cohort obtaining positive results in 80.3% of the baseline cases. © 2020, The Author(s).
Authors & Co-Authors
Ierardi, Anna Maria
Italy, Milan
Fondazione Irccs Ca' Granda Ospedale Maggiore Policlinico
Scudeller, Luigia
Italy, Milan
Fondazione Irccs Ca' Granda Ospedale Maggiore Policlinico
Gori, Andrea
Italy, Milan
Fondazione Irccs Ca' Granda Ospedale Maggiore Policlinico
Pesenti, Antonio Maria
Italy, Milan
Fondazione Irccs Ca' Granda Ospedale Maggiore Policlinico
Grasselli, Giacomo
Italy, Milan
Fondazione Irccs Ca' Granda Ospedale Maggiore Policlinico
Aliberti, Stefano
Italy, Milan
Università Degli Studi Di Milano
Blasi, Francesco B.
Italy, Milan
Università Degli Studi Di Milano
Galli, Massimo
Italy, Milan
Università Degli Studi Di Milano
Rizzardini, Giuliano
Italy, Milan
Università Degli Studi Di Milano
Catena, Emanuele
Italy, Milan
Università Degli Studi Di Milano
Petrillo, Mario
Unknown Affiliation
Carrafiello, Gianpaolo
Italy, Milan
Fondazione Irccs Ca' Granda Ospedale Maggiore Policlinico
Italy, Milan
Università Degli Studi Di Milano
Statistics
Citations: 10
Authors: 12
Affiliations: 4
Identifiers
Doi:
10.1007/s11739-020-02561-3
ISSN:
18280447
Research Areas
Covid
Study Design
Cross Sectional Study
Cohort Study