Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable semi supine frontal chest radiograph demonstrates a tracheostomy terminating in the mid thoracic trachea . Bilateral opacities are increased . Bilateral pleural effusions are increased , with the increase more significant on the left than right . There is no pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
1 . Increased bilateral opacities , possibly representing increased pulmonary edema . Multifocal pneumonia , ARDS , or hemorrhage is also a possibility . 2 . Increased bilateral pleural effusions .