PMC8349278_01
CXR showing bilateral pulmonary infiltrates.
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A chest X-ray (Figure 1) showed patchy bilateral pulmonary opacities.
Chest CT showing diffuse bilateral ground glass opacities.
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The chest CT demonstrated notable diffuse bilateral ground glass opacities (Figure 2) and arterial embolism in the pulmonary arteries supplying the right middle and lower lobes.
Chest CT of the COVID-19 patient showing patchy and peripheral ground glass opacities mid to lower lobe predominant (taken from another COVID-19-positive patient for comparison).
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The insidious onset of the long-lasting symptoms and the radiological features characterized by ground glass opacities seen in Pneumocystis pneumonia as opposed to patchy and peripheral ground glass opacities of typical COVID-19 pneumonia (Figure 3) prompted further investigation for potential occult immunodeficiency.