| NOMENCLATURE |
RECORDER, PH LEVEL, ESOPHAGEAL. AN ELECTRONIC DEVICE WHICH RECORDS THE
PH OF THE ESOPHAGUS UNDER SUCH ORIENTATIONS AS SITTING, STANDING, OR
LYING DOWN; DURING EVENTS OF STARTING OR STOPPING EATING; AND DURING
SUCH SYMPTOMS AS BELCHING, COUGHING, REGURGITATING, AND CHEST PAIN. THE
ESOPHAGEAL PH DATA IS ENTERED INTO MEMORY BY MEANS OF AN ESOPHAGEAL PH
PROBE, AND THE ORIENTATION, EVENT, AND SYMPTOM DATA ARE ENTERED INTO
MEMORY BY THE PATIENT BY MEANS OF SWITCHES A ND/OR BUTTONS. DATA IS
USED TO DETERMINE THE DEGREE OF GASTROESOPHAGEAL REFLUX.
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