Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is again a single chamber ICD with a left chest wall generator , and shock coils in the right ventricle and SVC . The lungs are clear and there cardiomegaly , slightly increased from the prior study of ___ . No pleural effusion or pneumothorax .
    OUTPUT:
    
Stable appearance of left chest wall pacemaker generator and moderate cardiomegaly . No focal cardiopulmonary process .