Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable chest radiograph provided . Lung volumes are slightly low . There is no focal consolidation , pleural effusion or pneumothorax . Pathcy opacities are present bilaterally which may represent atelectasis or early infection . The cardiomediastinal silhouette is within normal limits , except for minimal unfolding of the aorta . Incidental note is made of bilateral carotid artery calcifications and what appears to be an old fracture of the right proximal humerus , incompletely evaluated on these views .
    OUTPUT:
    
1 ) No gross consolidation . However , slight , patchy prominence of the interstitial markings bilaterally , which may represent either atelectasis or early pneumonic infiltrates . 2 ) Bilateral carotid artery calcification , an unusual finding in someone of this age . Clinical correlation requested . 3 ) Apparent old right proximal humeral fracture , not fully evaluated on these views .