Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . There is left basilar opacity which may be in part due to elevated left hemidiaphragm , better seen on the lateral view . Instinct pulmonary vascular markings are identified throughout . There is a small right and possible trace left effusion . Linear opacity in the right mid lung is potentially subsegmental atelectasis or fluid within the fissure . Basilar opacities may also in part be due to atelectasis noting that infection would be difficult to exclude . The cardiac silhouette is moderately enlarged . Hypertrophic changes seen in the spine .
    OUTPUT:
    
Findings suggestive of pulmonary vascular congestion and small right effusion . Probable elevation of left hemidiaphragm . Bibasilar opacities potentially atelectasis noting infection is difficult to exclude .