Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2023 Jan 24;307(2):e222379. doi: 10.1148/radiol.222379

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2023 by the Radiological Society of North America, Inc.

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

PMC Copyright notice

Flowchart shows the timing of imaging follow-up and the role of imaging modalities after COVID-19 infection. CTPA = CT pulmonary angiography, PE = pulmonary embolus, V/Q = ventilation-perfusion.