Prolonged Unconsciousness Following Severe COVID-19.

Objective: We report a case series of patients with prolonged but reversible unconsciousness after coronavirus disease 2019 (COVID-19)-related severe respiratory failure.

Methods: A case series of patients who were admitted to the intensive care unit due to COVID-19-related acute respiratory failure is described.

Results: After cessation of sedatives, the described cases all showed a prolonged comatose state.