There is no change in cardiopulmonary status. Dense opacification is noted within the left upper lobe and left lung base with minimal aeration in the left mid lung. Associated volume loss is present with a shift of the cardiac structures and mediastinum to the left. There is an unchanged left pleural effusion. The right lung appears relatively clear.
Simple pleural effusion (Present) Air space opacity–multifocal (Present) Atelectasis (Present)