Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs . The lungs are well expanded . Peribronchial opacification in the left lower lobe is more likely due to bronchial inflammation than pneumonia . Mild cardiomegaly and mediastinal and pulmonary vascular engorgement are unchanged .
    OUTPUT:
    
1 . Possible left lower lobe bronchitis , less likely mild pneumonia . 2 . Vascular engorgement could be due to mild congestive failure and / or volume overload or a hyperdynamic circulation due to febrile tachycardia .