Chest wall including ribs are normal without evidence of
Ground glass opacities in base of both lungs are seen due to COVID-19 infection (pneumonitis).
Aorta (ascending, arch, descending) and main brachiocephalic branches are normal.
Pulmonary hilar structures, trachea, S.V.C and esophagus didn't show abnormality.
Costo - phrenic sulci are clear.No pleural effusion is seen.