Long COVID is the patient-coined term for the disease entity whereby persistent symptoms
ensue in a significant proportion of those who have had COVID-19, whether asymptomatic …

The clinical course and outcome of COVID-19 are highly variable, ranging from
asymptomatic infections to severe disease and death. Understanding the risk factors of …

Background Autoimmunity has been reported in patients with severe coronavirus disease
2019 (COVID-19). We investigated whether anti-nuclear/extractable-nuclear antibodies …

Background Post-acute sequelae of COVID-19 (PASC), also now known as long COVID,
has become a major global health and economic burden. Previously, we provided evidence …

Multisystem inflammatory syndrome in children (MIS-C) is a febrile pediatric inflammatory
disease that may develop weeks after initial SARS-CoV-2 infection or exposure. MIS-C …

Ischaemia–reperfusion (I–R) injury, initiated via bursts of reactive oxygen species produced
during the reoxygenation phase following hypoxia, is well known in a variety of acute …

Infectious diseases are commonly implicated as potential initiators of autoimmune diseases
(ADs) and represent the most commonly known factor in the development of autoimmunity in …

Summary Infection with SARS‐CoV‐2, the etiology of the ongoing COVID‐19 pandemic, has
resulted in over 450 million cases with more than 6 million deaths worldwide, causing global …

Sustained hypercoagulability and endotheliopathy are present in convalescent COVID‐19
patients for up to 4 months from recovery. The hemostatic, endothelial, and inflammatory …

ABSTRACT Introduction Post-COVID syndrome (PCS) is recognized as a new entity in the
context of SARS-CoV-2 infection. Though its pathogenesis is not completely understood …