Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is severely enlarged . There is pulmonary vascular redistribution . There is an alveolar infiltrate in the left mid lung . It is difficult to assess for small effusions giving overlying soft tissue . Abnormalities are seen in the right shoulder likely due to old trauma and degenerative changes .
    OUTPUT:
    
1 . CHF . 2 . Focal infiltrate in the left mid lung likely represents pneumonia although an asymmetric presentation of pulmonary edema can not be totally excluded .