Clinical features at the admission were as follows: fever (63%), dyspnea (45%), Lymphopenia (99%), elevated neutrophil-to-lymphocyte ratio(NLR) (97%), elevated levels of CRP on the laboratory cut-off (98%), an increase in lactatedehydrogenase (LDH) (77%), higher ferritin (65%) and an increase in d-dimer (87%) and fibrinogen (82%), according to previous evidence on COVID-19 [13,16,17] (Table 2). Here, CRP is linked to COVID-19.