Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided Port - A - Cath tip terminates in the SVC . Lung volumes are low . Heart size is top normal , and accentuated due to low lung volumes . Mediastinal and hilar contours are within normal limits . There is no focal consolidation , pleural effusion or pneumothorax . Minimal left basilar streaky atelectasis is seen . There are mild multilevel degenerative changes within the imaged cervical lumbar spine .
    OUTPUT:
    
Mild left basilar atelectasis .