Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interstitial lung markings are mildly prominent but stable in comparison to prior studies and are likely due to a chronic interstitial abnormality . No focal consolidation concerning for pneumonia , pleural effusion or pneumothorax is seen . There is no pulmonary edema . The cardiac silhouette remains enlarged . The mediastinal contours are prominent likely related to tortuosity and unfolding of the thoracic aorta , which is unchanged from prior exams . The patient is status post bilateral total shoulder arthroplasties with stable appearance of the prostheses . Soft tissue density in the posterior mediastinum likely corresponds to a moderate - sized hiatal hernia seen on the prior CT abdomen . Several compression fracture deformities of the mid to lower thoracic vertebral bodies are unchanged .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Stable findings of prominent interstitial lung markings , cardiomegaly , hiatal hernia and several thoracic vertebral compression fractures .