Fig. 3.

Dual-energy CT angiography obtained in a 57 yr-old obese female(BMI: 33.58 kg/m²), 14 weeks after COVID-19 pneumonia with high-flow oxygen requirement.

Lung images obtained at the level of the carina (Fig. 3a) and right bronchus intermedius (Fig. 3b) showing the absence of lung abnormality, in particular at the level of the apical segment of the left lower lobe.

3c: Perfusion image obtained at the same level as that of Fig. 3a showing a peripheral PE-type defect in the apical segment of the left lower lobe (arrows).