Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Low lung volumes results in bronchovascular crowding . Pulmonary edema is improved but persists compared to 1 .5 hours earlier . Left basilar opacity is also improved . A small left pleural effusion is again noted . Cardiomegaly and mediastinal silhouette are stable . Leftward deviation of the trachea suggests right thyroid enlargement . Degenerative change is noted in the right shoulder girdle .
    OUTPUT:
    
1 . Pulmonary edema persists but is improved compared to 1 .5 hours earlier with a small left pleural effusion . 2 . No focal consolidation to suggest pneumonia .