Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mildly enlarged . The left cardiac contour probably corresponding to the atrial appendage appears somewhat prominent and central pulmonary arteries are probably slightly enlarged . There is a mild interstitial process with Kerley B lines , particularly evident in the right lung , and this suggests mild vascular congestion . There is exaggerated kyphotic curvature of the thoracic spine and a lower thoracolumbar mild superior endplate compression deformity that is age indeterminant . The bones appear demineralized .
    OUTPUT:
    
Findings most suggestive of mild pulmonary congestion .