Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is rotated and tilted to the left on the PA view , similar to prior studies . Mild cardiomegaly and a calcified aorta are again seen . Hilar contours are stable . Linear opacities in bilateral basal lower lobes are similar to prior . There is no evidence for pulmonary consolidation , pulmonary edema , or pleural effusion . Degenerative changes and ossification of the anterior longitudinal ligament are again seen in the thoracic spine . Right Port - A - Cath terminates in the upper right atrium , unchanged . Surgical clips are again seen in the upper abdomen just to the left of midline .
    OUTPUT:
    
Stable appearance of the chest , including chronic linear opacities in bilateral basal lower lobes , without evidence for pneumonia .