[Correlation between hyponatremia and the severity of coronavirus disease 2019].

Objective: To investigate the correlation between hyponatremia and the severity of coronavirus disease 2019 (COVID-19).

Methods: Clinical data of 12 patients with COVID-19 admitted to Shantou Central Hospital from January 23 to February 5 in 2020 were retrospectively analyzed, including gender, age, symptoms, lab test and clinical outcomes, to analyze the change trend of blood Na level in the patients with COVID-19.

Results: Among the 12 patients with COVID-19, there were 8 males and 4 females with the mean age of (38.