Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is unremarkable . The right hilum is prominent , but stable in comparison to multiple priors . No definite pleural effusions identified . There is no pneumothorax . Again seen is a left - sided AICD , with stable position of the single lead in the right ventricle .
    OUTPUT:
    
No acute intrathoracic abnormality .