Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided PICC tip terminates in the mid SVC . No pneumothorax . Left - sided pacer device is noted with leads terminating in the right atrium and right ventricle . Mild cardiomegaly is re - demonstrated . The aorta is diffusely calcified . The mediastinal and hilar contours are unchanged . Pulmonary vasculature is not engorged . Streaky opacities in the lung bases likely reflect areas of atelectasis . No pleural effusion or pneumothorax is present . Osseous structures are diffusely demineralized .
    OUTPUT:
    
Right sided PICC tip in the mid SVC . No pneumothorax .