Fig. 3From: Correlation between CT chest severity score (CT-SS) and ABO blood group system in Egyptian patients with COVID-1964-years old male patient, with blood group A, 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 with interlobar septal thickening and crazy paving appearance. Calculated CT severity score was 16 and such case was considered high severityBack to article page