Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral images of the chest show a consolidation within the right lower lobe consistent with an underlying infectious process . Adjacent to this area is a bulla with an air - fluid level . The wall of the bulla is not thickened , which suggests that it is not an abscess . Would follow up these findings with a repeat chest radiograph in four weeks to ensure resolution . There are stable coarse interstitial lung markings with relative upper lung lucencies consistent with patient 's known history of COPD . There are multiple unchanged old rib fractures in the right upper ribs . There is a prominent main pulmonary artery which is consistent with a history of pulmonary hypertension . The heart size is normal .
    OUTPUT:
    
Right lower lobe opacity with an adjacent fluid - filled bulla is consistent with underlying infectious process . Would follow up with repeat chest radiograph in four weeks to ensure resolution . Results were communicated with Dr . ___ ___ assistant at 3 p .m . on ___ via telephone by Dr . ___ .