(Science: investigation) a test used to diagnosis gastrooesophageal reflux disease. This test is performed in a doctors office or lab and requires that the patient swallow 3 tiny tubes into the stomach. A mixture of hydrochloric acid (like stomach acid) and saline are alternatively injected into the tubes. The patient then reports any symptoms they may have. Some patients may vomit.
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... the masked positive controls and knowingly permitted Dr. Shah to re-test and adjust his technique during pre-trial testing. The actual negative ... of illnesses Sept. 11, 2006 NOON Contact: Charmayne Marsh or Michael Bernstein American Chemical Society Source: http://www.medicalnewstoday.com/medicalnews.php?newsid=50882&nfid=crss ...
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