Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Ill - defined airspace opacities throughout the right lung may represent early pneumonia , potentially an atypical organism . There is no pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits with mild cardiomegaly and a tortuous descending aorta . The surgical clip in the left neck suggests prior hemithyroidectomy .
    OUTPUT:
    
Ill - defined right lung airspace opacity suggestive of pneumonia . Follow - up chest radiographs after treatment are recommended to confirm radiographic resolution .