Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac and mediastinal silhouettes are grossly stable . Splaying of the carina with possible subtle double density raises concern for left atrial enlargement . There may be very trace pleural effusions , decreased since the prior study . No large pleural effusion is seen . There is no pneumothorax . No focal consolidation is seen . Previously seen probable pulmonary edema has decreased in the interval . Partially imaged is surgical hardware in these cervical spine .
    OUTPUT:
    
No focal consolidation to suggest pneumonia . Possible very trace pleural effusions , decreased from the prior study . Suggestion of left atrial enlargement .