Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , moderate left pleural effusion is unchanged . There is no evidence of pneumothorax . Associated atelectasis in the left lung bases is similar , whereas on the right side has increased . Small left apical opacity which is more conspicuous than it was on ___ is concerning for lung malignancy . Moreover it is better assessed on prior chest CT dated ___ . Cardiomediastinal silhouette is normal .
    OUTPUT:
    
1 . Stable moderate left pleural effusion and bibasilar atelectasis . No evidence of pneumothorax . 2 . Small left apical opacity more conspicuous since ___ is concerning for lung malignancy . Chest CT is recommended for further evaluation . Finding # 2 was added to radiology ___ board for further communication with physician .