Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral images of the chest demonstrate a semicircular opacity about 10 mm in diameter superiorly adjacent to the minor fissure . This could represent a nodule versus consolidation versus aspiration . Cardiomediastinal silhouette is unremarkable . The lungs are clear . There is no pneumothorax or pleural effusion . Left subclavian Port - A - Cath is again seen ending in the SVC .
    OUTPUT:
    
___- mm opacity again seen in the right middle lung just superior to the minor fissure , likely representing a nodule versus consolidation versus aspiration . Comparison with previous imaging from outside facilities would facilitate identification of the mass .