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BACKGROUND Impedance-pH monitoring allows assessment of retrograde and antegrade intra-esophageal movement of fluids and gas. Reflux is followed by volume clearance and chemical clearance, elicited(More)
Aims of this retrospective study were to analyze the efficacy and safety of percutaneous ethanol injection (PEI) and radiofrequency ablation (RFA) in cirrhotic patients with hepatocellular carcinoma(More)
BACKGROUND On-therapy impedance-pH monitoring in proton pump inhibitor (PPI)-refractory gastroesophageal reflux disease (GERD) yielded conflicting results. We aimed to assess the diagnostic value of(More)
BACKGROUND By analysis of symptom-reflux association, endoscopy-negative refractory heartburn can be related to acid/non-acid refluxes with impedance-pH monitoring. Unfortunately, patients frequently(More)