Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a right middle and lower lobe pneumonia . There is mild cardiomegaly , but no pulmonary edema and no pleural effusion . There is no pneumothorax . The partially visualized bony structure of the thorax appear normal .
    OUTPUT:
    
Right middle and lower lobe pneumonia . Follow - up imaging should be obtained after resolution of symptoms .