Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette and well - aerated lungs which are without focal consolidation , pleural effusion , or pneumothorax . There is mild right base atelectasis . The visualized upper abdomen is unremarkable . No fracture is identified . A nodular opacity lateral to the right hilum is seen only on frontal view and is likely in the skin , but is incompletely characterized .
    OUTPUT:
    
1 . Mild right base atelectasis . 2 . A nodular opacity projecting over the right mid-lung is seen only on frontal view and is likely in the skin , but is incompletely characterized . Shallow oblique views with nipple markers are recommended for further evaluation .