Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 1 portable AP supine view of the chest . Lung volumes are increased , in keeping with history of COPD . Bronchial wall thickening may reflect acute or chronic bronchitis . New left lower lobe patchy opacity . Bibasilar reticular opacities are unchanged .
    OUTPUT:
    
New left lower lobe opacity may be due to aspiration , atelectasis or developing pneumonia . Suspected underlying chronic lung parenchymal and airway disease in this patient with COPD , incompletely evaluated on this portable CXR . PA and lateral CXR recommended when the patient 's condition permits .