Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a slight conspicuity of interstitial markings which is improved compared with ___ . No focal consolidation is seen . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Interval improvement of prominent interstitial markings , without focal opacity , as mentioned previously concerning for atypical infection . Recommend continued follow - up to resolution .