Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are multifocal airspace opacities , particularly in the left mid lung and at the right lung base , which may be due to infection . Old healed right rib fractures are incidentally noted . There is no pneumothorax . Mild cardiomegaly despite the projection is present . Mild indentation of the right lateral wall of the upper trachea may be due to an enlarged right thyroid lobe . Clinical correlation including palpation is suggested .
    OUTPUT:
    
Bilateral airspace opacities may be due to multifocal pneumonia . A chest CT may be obtained for further evaluation . Mild indentation of the right lateral wall of the upper trachea may be due to an enlarged right thyroid lobe . Clinical correlation including palpation is suggested .