Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 07 :36 is submitted .
    OUTPUT:
    
Tubes and lines are unchanged in position with the left basilar pigtail catheter unchanged in position . Minimal blunting of both costophrenic angles likely reflect tiny effusions . No pneumothorax is appreciated , although the sensitivity to detect pneumothorax is diminished given semi-erect technique . Lungs appear well inflated without evidence of focal airspace consolidation or pulmonary edema . Cardiac and mediastinal contours are stable . Multiple old left - sided posterolateral rib fractures .