Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation is seen on this limited portable AP view of the chest . No pleural effusion or pneumothorax is present . There is stable appearance of mild cardiomegaly . There is no evidence of pulmonary vascular congestion . Median sternotomy wires are unchanged from prior .
    OUTPUT:
    
No evidence of pneumonia on this limited portable AP view ; however , if clinical concern persists could consider a standard PA and lateral view if the patient is able to tolerate , as a retrocardiac opacity might not be appreciated on this view .