Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates the patient in a very oblique position , making it difficult to evaluate the heart and lungs . The right lung is less visualized on this radiograph , which may be secondary to positioning of the patient . An thoracostomy tube is seen projecting over the right hemithorax .
    OUTPUT:
    
Obliquity of the patient makes interpretation difficult . There is decreased visualization of the right lung , which may be secondary to positioning .