Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single upright portable frontal chest radiograph demonstrates clear lungs . There is no significant effusion , or pneumothorax . The heart size remains top normal . There is a left chest two - lead AICD which is stable in standard position . There is moderately severe degenerative change of the bilateral glenohumeral joint , right greater than left . The pulmonary vasculature is normal .
    OUTPUT:
    
No acute chest pathology ; there is no radiographic evidence for pulmonary edema .