CRP and COVID-19: In contrast, patients also had monocytosis (n = 90, 44.33%), elevated C-reactive protein (n = 51, 25.12%, a significant inflammatory marker [24] also in COVID-19), neutrophilia (n = 34, 16.75%), leukocytosis (n = 29, 14.29%), elevated iron (n = 22, 11.96%), and increased number of eosinophils (n = 24, 11.82%).