Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Focal consolidation in the left lower lung , which appears new . Stable cardiomegaly , consistent with known pericardial effusion . No pneumothorax , pulmonary edema , or pleural effusion . Interval placement of a pericardial drain . Sternotomy wires and cardiac valve prosthesis appear intact and unchanged in position .
    OUTPUT:
    
1 . Left lower lung pneumonia . 2 . No pleural effusions .