CRP and acute kidney injury: Using the univariate analysis, the statistically significant risk factors for developing hyponatremia were: increasing age, Hypertension, DM, presence of COVID-19 symptoms, tachypnea, hypoxemia, anaemia, leukocytosis, thrombocytosis, neutrophilia, lymphopenia, high NLR, hypoalbuminemia, elevated CRP, high serum ferritin and AKI as shown in Table-II along with their Odds Ratios displayed in Fig.1.