Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Post left lobectomy with slight increased prominence of postsurgical scarring from previous examination . Interval increased reticular infiltrate and honeycomb appearance of the right lung base . Pectus excavatum deformity .
    OUTPUT:
    
Interval increased right reticular infiltrate could represent pneumonia or interstitial lung disease . Noncontrast chest CT is recommended for further characterization .