Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained portably with patient position upright . Comparison is made with ___ and since then the left PICC line has been removed . The right lung is clear . There is left basal atelectasis . The heart appears top normal in size . There is no pneumothorax and no effusion . No definite bony abnormality is seen .
    OUTPUT:
    
Mild left basal atelectasis . Top normal heart size . Interval removal of PICC line . No definite bony abnormalities to account for left chest pain . If there is continued clinical concern , recommend further evaluation with rib series or CT .