PMC9529656_01
Bibasilar infiltrates from COVID-19 infection.
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Chest x-ray showed minor bi-basilar infiltrates [Fig. 1].
Non-occlusive thrombus in the descending thoracic aorta (28 x 11 x 11 mm).
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She received a contrast enhanced CT scan of the abdomen and pelvis that showed [Fig. 2] non-occlusive filling defect in the descending thoracic aorta measuring 28 x 11 x 11 mm, likely representing a thrombus and mild fat stranding along the common origin of celiac trunk and SMA which is nonspecific, however may be seen with vasculitis.
2.4 cm splenic infarction noted on day 2 hospitalization from the aortic thrombus.
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The largest infarction was 2.4 cm [Fig. 3].
Distal aortic thrombus leading to small bowel ileus (4.6 cm gaseous distention of the small bowels).
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The findings were concerning for small bowel obstruction and were new compared to the CT scan from 2 days prior [Fig. 4].
Resolution of the descending aortic thrombus after 2 weeks of anticoagulation.
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Follow up CT scan of chest, abdomen and pelvis two weeks after discharge revealed decreased size of the thrombus in the descending aorta [Fig. 5].