Fig. 1From: Correlation between CT chest severity score (CT-SS) and ABO blood group system in Egyptian patients with COVID-1951-years old male patient, with blood group O, having COVID-19 pneumonia, and referred for CT chest assessment. A–C Axial and D coronal CT chest images shows bilateral sub-pleural variable-sized ground-glass opacities. Calculated CT severity score was 4 and such case was considered mild severityBack to article page