Difficulty in diagnosing mild cases of COVID-19 without respiratory symptoms during the Novel Coronavirus Pandemic: Careful monitoring needed for patients with persistent upper gastrointestinal symptoms.
Hiroaki SaitoAkihiko OzakiYasuhiro MizunoKozo TodoPublished in: Clinical case reports (2020)
Gastrointestinal symptoms have been reported to occur with COVID infection, and clinicians in COVID-19-endemic areas should suspect COVID-19 infection in patients even if they have no noticeable respiratory symptoms and only gastrointestinal symptoms.