Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable and unremarkable . There is stable prominence of the right hilum , stable at least since ___ in this patient with known diagnosis of sarcoidosis . Calcified lymph nodes were seen in the right hilum on CT from ___ .
    OUTPUT:
    
No acute cardiopulmonary process . Stable prominence of the right hilum in this patient with known history of sarcoidosis .