Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Since the prior CT exam , there is significant improvement in the lower lobe consolidations with a small residual right pleural effusion and subjacent consolidation noted . The thoracic aorta is markedly unfolded . Heart size difficult to assess . A nodular opacity projects over the right upper lobe which is indeterminate . Left lung is clear . Chronic right shoulder deformity with numerous surgical anchor is noted . A CBD stent is seen in the upper abdomen .
    OUTPUT:
    
1 . Persistent small left pleural effusion with subjacent consolidation , likely atelectasis though difficult to exclude pneumonia . 2 . Nodular opacity in the right upper lung , indeterminate . Recommend nonemergent CT of the chest to further assess .