Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Left - sided nipple shadow is again seen . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable with the cardiac silhouette top normal to mildly enlarged . The aorta remains calcified and tortuous . No overt pulmonary edema is seen . Degenerative changes are again seen along the spine .
    OUTPUT:
    
No acute cardiopulmonary process .