Screening oesophagogastroduodenoscopy (early cancer detection): NBI-chromoendoscopy, biopsy, identification of H.piloriEndoscopy Similar services:Fibroesophagogastroduodenoscopy (FEGDS)VideorectosigmoscopyFibrobronchoscopy sanationControl ultrathin EGDS (before / after endoscopic operation, manipulation)Diagnostic fibrobronchoscopy