This is a 41-years old with severe disease. The red arrows show the “target sign”, one in the right lower lobe and the other in the left lower lobe. The patient has pulmonary thromboembolism (blue arrows), which is associated with increased morbidity and mortality. “Bubble lucencies” (yellow arrow) are seen on the soft tissue window images and generally imply hemorrhagic infarction.
Covid-19 CT Chest Patterns – VIII – Vasculopathy – IV – Thromboembolism & Bubble Lucencies

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