Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is within normal limits . The mediastinal and hilar contours are normal . On the lateral view diagonally oriented opacity along the fissure likely represents an area of plate - like atelectasis . Additionally , there is a hazy opacity present in the right peripheral midlung . The lungs are otherwise clear without lobar consolidation . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Basilar atelectasis as described above ; right midlung opacity better characterized on chest CTA performed on the same day .