Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is at the upper limits of normal size with a left ventricular configuration . The mediastinal and hilar contours appear unchanged including mild unfolding of the thoracic aorta . There is a mild interstitial abnormality suggesting pulmonary vascular congestion . Otherwise , the lungs appear clear . There is no pleural effusion or pneumothorax . Incompletely imaged lumbar fixation surgery has been performed . Mild degenerative changes involve the thoracic spine . Lower thoracic interval appears narrowed and irregular with sclerosis suggesting a site of more severe degenerative change . Mild rightward convex curvature is centered along the mid thoracic spine . The bones appear demineralized .
    OUTPUT:
    
Findings suggesting mild vascular congestion , without focal consolidation .