Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are obtained . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The lateral view is suboptimal due to the patient 's overlying arm . The aortic knob is calcified . The cardiac silhouette is not enlarged . No overt pulmonary edema is seen . Degenerative changes are partially imaged at the shoulder bilaterally .
    OUTPUT:
    
No acute cardiopulmonary process .