Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . The lungs are clear of focal consolidation , effusion or pulmonary vascular congestion . There is no pneumothorax . Trachea again is deviated to the right at the thoracic inlet compatible with substernal thyroid . Cardiomediastinal silhouette is otherwise stable and notable for mitral annular calcifications . Degenerative change is noted at the right shoulder . There is no displaced rib fracture identified .
    OUTPUT:
    
No acute cardiopulmonary process . No displaced rib fracture identified . If high clinical concern , dedicated rib series can be performed if desired .