Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patchy opacities within the superior segment of the right lower lobe consistent with patient 's known history of cryptococcal pneumonia are unchanged from the prior study . Blunting of the left costophrenic angle is chronic and corresponds to minimal scarring on the chest CT . There is no pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is stable .
    OUTPUT:
    
Unchanged patchy opacities within the superior segment of the right lower lobe consistent with known history of cryptococcal pneumonia . No new consolidation , effusion , or pneumothorax .