Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Left chest wall AICD is again noted with lead extending into the right ventricle region . Hilar congestion is noted with small right pleural effusion and subtle retrocardiac opacity which could represent subtle pneumonia in the correct clinical setting . No pneumothorax . Heart size is mildly enlarged . Mediastinal contour is normal . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild cardiomegaly with hilar congestion and no frank pulmonary edema . Small right pleural effusion with subtle retrocardiac opacity concerning for a possible right lower lobe pneumonia .