BACKGROUND It is common for severe acute respiratory syndrome coronavirus 2 (SARS-
CoV-2) infection to occur in the gastrointestinal tract, which can present itself as an initial …

Abstract Coronavirus disease 2019 (COVID-19) has several extrapulmonary symptoms.
Gastrointestinal (GI) symptoms are among the most frequent clinical manifestations of …

Current COVID-19 vaccines prevent severe disease, but do not induce mucosal immunity or
prevent infection with SARS-CoV-2, especially with recent variants. Furthermore, serum …

Background A severe multisystem inflammatory syndrome in children (MIS-C) related to
SARS-CoV-2 has been described after infection. A limited number of reports have analyzed …

Nutritional therapy should be adapted to the patient's characteristics, diagnosis, and state of
metabolism during ICU stay and convalescence. A personalized nutrition plan may prevent …

Background: Antibiotics may increase the risk of COVID-19 among non-vaccinated subjects
via probable gut dysbiosis. We aimed to investigate whether antibiotics also affect the …

Since infection with the novel coronavirus SARS-CoV-2 first emerged in Wuhan, China, in
December 2019, the world has been battling the pandemic COVID-19. Patients of all ages …

Background: Diarrhea is present in up to 30–50% of patients with COVID-19. The
mechanism of SARS-CoV-2-induced diarrhea remains unclear. We hypothesized that …

Upper gastrointestinal bleeding (UGIB) in COVID‐19 presents challenges in patient
management. Existing studies lack comprehensive review due to varied designs, samples …

The SARS-CoV-2 pandemic continues to pose a global threat. While its virulence has
subsided, it has persisted due to the continual emergence of new mutations. Although many …