Clinical, Virological and Imaging Profile in Patients with Prolonged Forms of COVID-19: A Cross-Sectional Study.

Although most majority of COVID-19 cases are mild as shown in a recent issue of this journal,1 some patients with initial mild to moderate forms of COVID-19, complain of persistent or resurgent symptoms.2 Our aim was to describe the clinical, biological and imaging profile of such patients in order to suggest a classification of the symptoms and raise hypotheses about their pathophysiology.