PMC9876737_01
Chest x-ray taken on day prior to casirivimab/imdevimab infusion during the patient's ED admission. Imaging read from radiologist: "normal heart size. Curvilinear left lung base opacity likely reflecting atelectasis (arrow). Otherwise, lungs are clear. No effusion.".
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The D-dimer was elevated to 1.8 ug/mL and resulting CT scan showed extensive peripheral bilateral multi-lobar ground glass opacities without evidence of pulmonary embolism (Fig. 1 ).
Computed tomography angiography chest (CT-PE) scan, taken post antibody infusion while patient was on high flow nasal canula, showing bilateral multi-lobar ground glass opacities without evidence of pulmonary embolism. Key: A - Aorta B - Left ventricle C - Sternum (anterior) D - Thoracic vertebrae (posterior) E - relatively normal lung tissue F - areas of ground glass opacities.
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After 16 days, the patient was discharged from the hospital on home oxygen (Fig. 2 ).