Male, 76 years old.Reason: progression of PNA History: increased oxygen requirement The cardiac and mediastinal contours are partially obscured.Progressive volume loss of the left upper lobe, which may be secondary to postobstructive atelectasis secondary to left hilar metastatic lymphadenopathy seen on prior study.Coarse reticular heterogeneous opacities involving the right lung associated with chronic malignant right pleural effusion are unchanged.Known metastatic pulmonary nodules previously noted are partially obscured.No pneumothorax.
Progressive volume loss of the left upper lobe which may be secondary to postobstructive atelectasis in the setting of known left hilar metastatic lymphadenopathy, or superimposed pneumonia in the appropriate clinical setting. Correlation with physical exam and patient's symptoms is recommended.No interval change in appearance of known malignant right pleural effusion.