Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart and mediastinal contours are within normal limits . The lungs demonstrate widespread nodular densities . No pneumothorax is seen . A small right - sided pleural effusion is present . The visualized portion of the spine demonstrates only mild degenerative change .
    OUTPUT:
    
Small right pleural effusion , but no pneumothorax ; innumerable pulmonary nodules for which pathology is pending .