Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Normal heart size , mediastinal and hilar contours . No pleural effusion or pneumothorax . 7 mm nodule in the left mid lung seen on the frontal view corresponds to nodule seen on prior CT . A right upper lobe nodule is not as well seen on the current chest x-ray as on the prior CT .
    OUTPUT:
    
Left upper lobe nodule and a right upper lobe nodules were better assessed on prior CT . Within the limits the sensitivity of the study technique , no definite new nodules .