Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right pleural effusion is increased since the prior study , with associated blunting of the right costophrenic sulcus , and obscuration of the lateral right hemidiaphragm . Otherwise , the lungs are clear , with no focal consolidation or over pulmonary edema , or pneumothorax . The cardiomediastinal silhouette is stable , and the heart is top - normal in size . Partially visualized lumbar spine fusion hardware is noted . In the posterior lateral right upper quadrant , an irregularly marginated densely calcified mass measuring approximately 3 .2 x 2 .2 cm is noted , not significantly changed dating back to the most remote available imaging from ___ chest radiographs .
    OUTPUT:
    
1 . Moderate right pleural effusion . 2 . 3 .2 x 2 .2 cm calcified mass , likely benign given its stability since ___ , in the posterior right hepatic lobe is possibly a calcified hemangioma , echinococcal cyst , or old abscess cavity .