Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly and mild vascular congestion with right basilar opacity which is likely due to prominent vasculature . There is no pleural effusion and no pneumothorax . Sternotomy wires are seen and the patient is status post mitral valve replacement . Incidental note is made of DISH and osteopenia of the thoracic spine . Old right sided rib fractures and pleural thickening are noted .
    OUTPUT:
    
Mild cardiomegaly and mild vascular congestion . No evidence of pneumonia .