Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable supine view of the chest . Midline sternotomy wires , mediastinal clips , abandoned pacer leads - 1 of which appears fragmented and projects over the heart as on prior . A prosthetic cardiac valve is again seen . Epicardial pacing pack projects over the left mid abdomen with pacer leads extending to the epigastric region . Cardiomegaly is again noted . There is mild pulmonary edema . No large effusions are seen . Several right lateral rib deformities appears unchanged from prior chest radiograph Tracheobronchial tree calcifications are notable . Below the diaphragm , gaseous distention of small and large bowel is noted .
    OUTPUT:
    
1 . Cardiomegaly with mild pulmonary edema . 2 . Multiple abandoned pacer leads unchanged from prior .