Patients suffering from gastroesophageal reflux may suffer from both esophageal and laryngeal irritations. The investigators developed an endoscopic technique called functional endoscopy to evaluate alterations in the larynx and pharynx as well as in the esophagus simultaneously as one-stop-shop.
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Endoscopic findings in the laryngeal and pharyngeal area due to reflux
Timeframe: 30 minutes
Endoscopic findings in the oesophagus due to reflux
Timeframe: 30 minutes