Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cortical irregularity and lucency through the lateral seventh left rib may reflect a nondisplaced fracture or chronic fracture as seen on the prior exam . No evidence of pneumothorax . Overall appearance of the lungs is otherwise unchanged . Slight increased opacity in the right mid thorax could reflect a nodular opacity demonstrated on cross-sectional CT from ___ . The heart is severely enlarged all including the right heart and left atrium , best appreciated on prior CT and may suggest cardiomyopathy . Elevation of the left mainstem bronchus is overall unchanged , likely related to left heart enlargement . The descending thoracic aorta is tortuous and / or ectatic , unchanged . Scoliosis is also unchanged .
    OUTPUT:
    
1 . Left 7th rib deformity may be acute or chronic . Correlate with focal tenderness and dedicated rib films could be obtained to further assess . 2 . No pneumothorax . 3 . Persistent severe cardiomegaly , concerning for cardiomyopathy . 4 . Opacity in right mid hemithorax could correspond to opacity seen on CT from ___ and a dedicated chest CT could be performed to further evaluate , as previously recommended .