Artefacts in 24‐h pharyngeal and oesophageal pH monitoring: is simplification of pH data analysis feasible?

References

• El-Serag HB, Sonnenberg A. Comorbid occurrence of laryngeal or pulmonary disease with esophagitis in United States military veterans. Gastroenterology 1997;113:755–60.
   Google Scholar
• Toohill RJ, Kuhn JC. Role of refluxed acid in the pathogenesis of laryngeal disorders. Am J Med 1997;103:100S–6s.
   Google Scholar
• Koufman JA. The otolaryngologic manifestations of gastroesophageal reflux disease (GERD): a clinical investigation of 225 patients using ambulatory 24-hour pH monitoring and an experimental investigation of the role of acid and pepsin in the development of laryngeal injury. Laryngoscope 1991;101 Suppl 53:1–78.
   PubMed Web of Science ®Google Scholar
• Klinkenberg-Knol EC. Otolaryngologic manifestations of gastro-oesophageal reflux disease. Scand J Gastroenterol 1998;33 Suppl 225:24–8.
   PubMed Web of Science ®Google Scholar
• Sasaki CT, Toohill RJ. 24-hour ambulatory pH monitoring for patients with suspected extraesophageal complications of gastroesophageal reflux: indications and interpretations. Ann Otol Rhinol Laryngol 2000;109 Suppl 184:2–3.
   Web of Science ®Google Scholar
• Postma GN. Ambulatory pH monitoring methodology. Ann Otol Rhinol Laryngol 2000;109 Suppl 184:10–14.
   Web of Science ®Google Scholar
• Wo JM, Hunter JG, Waring JP. Dual-channel ambulatory esophageal pH monitoring. A useful diagnostic tool? Dig Dis Sci 1997;42:2222–6.
   Google Scholar
• Wiener GJ, Koufman JA, Wu WC, Cooper JB, Richter JE, Castell DO. Chronic hoarseness secondary to gastroesophageal reflux disease: documentation with 24-hour ambulatory pH monitoring. Am J Gastroenterol 1989;84:1503–8.
   PubMed Web of Science ®Google Scholar
• Bove M, Ruth M, Cange L, Mansson I. 24-h pharyngeal pH monitoring in healthy volunteers: a normative study. Scand J Gastroenterol 2000;35:234–41.
   PubMed Web of Science ®Google Scholar
• Smit CF, Tan J, Devriese PP, Mathus-Vliegen EMH, Brandsen M, Schouwenburg PF. Ambulatory pH monitoring at the upper esophageal sphincter. Laryngoscope 1998;108:299–302.
   Google Scholar
• Little JP, Matthews BL, Glock MS, Koufman JA, Reboussin DM, Loughlin CJ, et al. Extraesophageal pediatric reflux: 24-hour double-probe pH monitoring in 222 children. Ann Otol Rhinol Laryngol 1997;106 Suppl 169:1–16.
   PubMedGoogle Scholar
• Jacob P, Kahrilas PJ, Herzon G. Proximal esophageal pH-metry in patients with ‘reflux laryngitis’. Gastroenterology 1991; 100: 305–10.
   Google Scholar
• Ter RB, Johnston BT, Castell DO. Exclusion of the meal period improves the clinical reliability of esophageal pH monitoring. J Clin Gastroenterol 1997;25:314–6.
   Google Scholar
• Williams RBH, Ali GN, Wallace KL, Wilson JS, De Carle DJ, Cook IJ. Esophagopharyngeal acid regurgitation: dual pH monitoring criteria for its detection and insights into mechanisms. Gastroenterology 1999;117:1051–61.
   PubMed Web of Science ®Google Scholar
• Kahrilas PJ, Quigley EMM. Clinical esophageal pH recording: a technical review for practice guideline development. Gastroenterology 1996;110:1982–96.
   PubMed Web of Science ®Google Scholar
• Schindlbeck NE, Heinrich C, König A, Dendorfer A, Pace F, Müller-Lissner SA. Optimal thresholds, sensitivity, and specificity of long-term pH-metry for the detection of gastroesophageal reflux disease. Gastroenterology 1987;93:85–90.
   Google Scholar
• Richter JE, Bradley LA, DeMeester TR, Wu WC. Normal 24-hour ambulatory esophageal pH values: influence of study center, pH electrode, age and gender. Dig Dis Sci 1992;37:849–56.
   PubMed Web of Science ®Google Scholar
• Dobhan R, Castell DO. Normal and abnormal proximal esophageal acid exposure: results of ambulatory dual-probe pH monitoring. Am J Gastroenterol 1993;88:25–9.
   PubMed Web of Science ®Google Scholar
• Shoenut JP, Duerksen D, Yaffe CS. Impact of ingested liquids on 24-hour ambulatory pH tests. Dig Dis Sci 1998;43: 834–9.
   Google Scholar
• Wo JM, Castell DO. Exclusion of meal periods from ambulatory 24-hour pH monitoring may improve diagnosis of esophageal acid reflux. Dig Dis Sci 1994;8:1601–7.
   Web of Science ®Google Scholar
• Shaker R, Milbrath M, Ren J, Toohill R, Hogan WJ, Li Q, et al. Esophagopharyngeal distribution of refluxed gastric acid in patients with reflux laryngitis. Gastroenterology 1995;109:1575–82.
   PubMed Web of Science ®Google Scholar
• Jindal JR, Milbrath MM, Shaker R, Hogan WJ, Toohill RJ. Gastroesophageal reflux disease as a likely cause of ‘idiopathic’ subglottic stenosis. Ann Otol Rhinol Laryngol 1994;103:186–91.
   PubMed Web of Science ®Google Scholar
• Price JC, Jansen CJ, Johns ME. Esophageal reflux and secondary malignant neoplasia at laryngoesophagectomy. Arch Otolaryngol Head Neck Surg 1990;116:163–4.
   PubMedGoogle Scholar
• Freije JE, Beatty TW, Campbell BH, Woodson BT, Schultz CJ, Toohill RJ. Carcinoma of the larynx in patients with gastroesophageal reflux. Am J Otolaryngol 1996;17:386–90.
   PubMed Web of Science ®Google Scholar
• Ward PH, Hanson DG. Reflux as an etiological factor of carcinoma of the laryngopharynx. Laryngoscope 1988;98:1195–9.
   PubMed Web of Science ®Google Scholar
• Seikaly H, Park P. Gastroesophageal reflux prophylaxis decreases the incidence of pharyngocutaneous fistula after total laryngectomy. Laryngoscope 1995;105:1220–2.
   PubMed Web of Science ®Google Scholar
• Sontag SJ. Gastroesophageal reflux and asthma. Am J Med 1997; 103:84S–90S.
   Google Scholar
• Winship DH. Upper esophageal sphincter: does it care about reflux? Gastroenterology 1983;85:470–2.
   PubMed Web of Science ®Google Scholar
• Wilson JA, Pryde A, Maher L. Pharyngo-oesophageal pH-metry in healthy volunteers. Clin Otolaryngol 1993;18:A89–90.
   Google Scholar
• Sasaki CT, Toohill RJ. 24-hr ambulatory pH monitoring for patients with suspected extraesophageal complications of gastroesophageal reflux: indications and interpretations. Ann Otol Rhin Laryngol 2000;109 Suppl 184.
   Google Scholar
• Emde C, Garner A, Blum A. Technical aspects of intraluminal pH-metry in man: currents status and recommendations. Gut 1987;28:1177–88.
   Google Scholar
• Weusten BLAM, Akkermans LMA, van Berge Henegouwen GP, Smout AJPM. Spatiotemporal characteristics of physiological gastroesophageal reflux. Am J Physiol 1994;266:G257–362.
   Google Scholar