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A METHOD FOR THE SIMULTANEOUS ASPIRATION OF THE CONTENTS OF THE STOMACH AND THE FIRST PART OF THE DUODENUM

J. Edward Berk, M.D., M.Sc. (Med.); Martin E. Rehfuss, M.D.; J. Earl Thomas, M.D.
JAMA. 1942;119(3):259-261. doi:10.1001/jama.1942.72830200001007a.
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The difficulty of maintaining a tube in situ in the duodenal bulb can be appreciated only by those who have insisted on fluoroscopic control in every instance. The irritability of this part of the duodenum is such that after varying intervals the tip of an ordinary tube is displaced either forward or backward. None of the methods hitherto used to study the contents of the duodenal bulb1 overcome this difficulty and still permit a free flow of stomach contents into the duodenum. Furthermore, it is sometimes desirable to be able to make simultaneous extractions from the stomach and duodenal bulb in order that the contents of these contiguous parts may be compared. We have been able to find records of only one investigation2 utilizing a procedure which made this possible. The observations reported, however, were incomplete in that they were limited for the most part to single specimens

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