Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Worsened left basilar opacity . Mildly improved right basilar opacity . Shallow inspiration accentuates heart size , pulmonary vascularity . Decreased pulmonary vascularity since prior exam . Aortic calcification . Suggestion of small left pleural effusion .
    OUTPUT:
    
Worsened left basilar opacity in the setting of shallow inspiration . Improved pulmonary vascularity .