Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mediastinal fat partially obscures the apex of a mildly to moderately enlarged heart . . Atherosclerotic calcification is present in the knob and descending regions of a normal size thoracic aorta . There is no pneumothorax or pleural effusion . The lungs are well - expanded and essentially clear , aside from right apical scarring . Cephalization of pulmonary vasculature reflects elevated left atrial pressure .
    OUTPUT:
    
No evidence of pneumonia or pulmonary edema . Moderate cardiomegaly and pulmonary venous . Pressure elevation no edema or pneumonia .