Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small focal consolidation at the peripheral left lung base could reflect early pneumonia . Dilation of pulmonary artery is unchanged since ___ , suggestive of pulmonary artery hypertension . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Left basal pneumonia , suggest followup chest x-ray in four weeks after treatment . 2 . Chronic probable pulmonary arterial hypertension . The results have been discussed with Dr ___ at 12h00 pm .