Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided single - lead pacer is unchanged in position . Severe cardiomegaly appears progressed since ___ . There is mild prominence of the central pulmonary vasculature , however , without interstitial pulmonary edema . Right upper lung nodule appears larger than on prior exam . Lungs are otherwise clear . There is no pleural effusion or pneumothorax . Dextroscoliosis is redemonstrated .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Cardiomegaly has progressed since ___ . Right upper lung nodule appears larger than on prior exam and dedicated nonurgent CT suggested .