Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left lung is well expanded with minimal linear left basal opacity most likely due to atelectasis or scarring , unchanged from prior studies . Left - sided Port - A - Cath terminates in the distal SVC . Persistent right apical pleural thickening and scarring with volume loss is unchanged with persistent elevation of the left hemidiaphragm . Gastrostomy tube and surgical clips are seen in the upper abdomen . The cardiac size and silhouette is unchanged . Left bronchial stent is noted .
    OUTPUT:
    
Unchanged chronic pulmonary opacities without acute process .