Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a persistent small right pleural effusion / nodular thickening of the right pleura as seen on prior PET - CT . Surgical chain sutures project over the right upper lung with associated soft tissue better characterized as recurrent disease on prior PET . The left lung is clear . Cardiomediastinal silhouette is within normal limits . Tortuosity of the thoracic aorta is noted . Median sternotomy wires are intact . No acute osseous abnormalities .
    OUTPUT:
    
Persistent right pleural effusions / nodular thickening of the right pleura as seen on prior . Soft tissue in association with the right upper lung chain sutures compatible with known recurrent disease . No definite superimposed acute cardiopulmonary process .