Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is mild blunting of the left CP angle consistent with pleural effusion , small . There is mild left basal atelectasis . Right lung is clear . The heart size is normal . In this patient with lymphoma , mediastinal configuration appears unchanged . No bony abnormalities .
    OUTPUT:
    
Mild left basal atelectasis with tiny left pleural effusion , as seen on recent CT . No convincing signs of pneumonia .