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Background
Straight leg raise (SLR) while supine increases intra‐abdominal pressure. We hypothesized that elevations in intra‐abdominal pressure would transmit into the thoracic cavity if the esophagogastric junction (EGJ) was disrupted.
Methods
Consecutive patients undergoing esophageal HRM were included if they had adequate SLR (hip flexion with knees extended for ≥ 5 seconds while supine). EGJ...
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