ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Gastric bypass. Coloured frontal X-ray of the digestive system of an obese 52-year-old woman (weighing 145 kilograms) who has had a gastric bypass form of bariatric (weight-loss) surgery). The oesophagus (upper right) has been connected to the intestines (lower right). This X-ray shows the use of a contrast medium (white) to assess the success of the operation.
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