Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Crowding of the bronchovascular structures is likely due to low lung volumes . No focal consolidations concerning for pneumonia . No pleural effusion or pneumothorax . Top - normal heart size . A congenital appearing abnormality of the right first and second ribs is noted with an osseous syndesmosis between the two anteriorly .
    OUTPUT:
    
No acute cardiopulmonary process given low lung volumes .