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ISRN Gastroenterology
Volume 2012 (2012), Article ID 903240, 9 pages
doi:10.5402/2012/903240
Review Article
Critical Analysis of Esophageal Multichannel Intraluminal Impedance Monitoring 20 Years Later
1Department of Surgery, São Paulo Medical School, Federal University of São Paulo, 04021-001 São Paulo, SP, Brazil
2Surgical Gastroenterology, Division of Esophagus and Stomach, Hospital São Paulo, Rua Diogo de Faria 1087 cj 301, 04037-003 São Paulo, SP, Brazil
Received 29 July 2012; Accepted 13 September 2012
Academic Editors: G. H. Kang, A. Nakajima, and C.-T. Shun
Copyright © 2012 Fernando A. M. Herbella. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Linked References
- F. A. M. Herbella, I. Nipominick, and M. G. Patti, “From sponges to capsules. The history of esophageal pH monitoring,” Diseases of the Esophagus, vol. 22, no. 2, pp. 99–103, 2009. View at Publisher · View at Google Scholar · View at Scopus
- J. Silny, “Intraluminal multiple electric impedance procedure for measurement of gastrointestinal motility,” Journal of Gastrointestinal Motility, vol. 3, no. 3, pp. 151–162, 1991. View at Scopus
- F. A. M. Herbella and J. C. Del Grande, “New ambulatory techniques for assessment of esophageal motility and their applicability on achalasia study,” Revista do Colegio Brasileiro de Cirurgioes, vol. 35, no. 3, pp. 199–202, 2008. View at Scopus
- R. Farré, K. Blondeau, D. Clement et al., “Evaluation of oesophageal mucosa integrity by the intraluminal impedance technique,” Gut, vol. 60, no. 7, pp. 885–892, 2011. View at Publisher · View at Google Scholar · View at Scopus
- B. F. Kessing, A. J. Bredenoord, P. W. Weijenborg, G. J. Hemmink, C. M. Loots, and A. J. Smout, “Esophageal acid exposure decreases intraluminal baseline impedance levels,” The American Journal of Gastroenterology, vol. 106, no. 12, pp. 2093–2097, 2011.
- P. M. Fisichella and M. G. Patti, “The evolution of oesophageal function testing and its clinical applications in the management of patients with oesophageal disorders,” Digestive and Liver Disease, vol. 41, no. 9, pp. 626–629, 2009. View at Publisher · View at Google Scholar · View at Scopus
- S. G. Tuttle and M. I. Grossman, “Detection of gastroesophageal reflux by simultaneous measurement of intraluminal pressure and pH,” Proceedings of the Society for Experimental Biology and Medicine, vol. 98, pp. 225–227, 1958.
- S. Ayazi, J. C. Lipham, G. Portale et al., “Bravo catheter-free pH monitoring: normal values, concordance, optimal diagnostic thresholds, and accuracy,” Clinical Gastroenterology and Hepatology, vol. 7, no. 1, pp. 60–67, 2009. View at Publisher · View at Google Scholar · View at Scopus
- H. Quincke, “Ulcus oesophagis ex digestione,” Deutsches Archiv für Klinische Medicin, vol. 24, pp. 72–79, 1879.
- F. A. Herbella and M. G. Patti, “Gastroesophageal reflux disease: from pathophysiology to treatment,” World Journal of Gastroenterology, vol. 16, no. 30, pp. 3745–3749, 2010. View at Publisher · View at Google Scholar · View at Scopus
- G. C. Vitale, W. G. Cheadle, S. Sadek, M. E. Michel, and A. Cuschieri, “Computerized 24-hour ambulatory esophageal pH monitoring and esophagogastroduodenoscopy in the reflux patient. A comparative study,” Annals of Surgery, vol. 200, no. 6, pp. 724–728, 1984. View at Scopus
- M. G. Patti, U. Diener, A. Tamburini, D. Molena, and L. W. Way, “Role of esophageal function tests in diagnosis of gastroesophageal reflux disease,” Digestive Diseases and Sciences, vol. 46, no. 3, pp. 597–602, 2001. View at Publisher · View at Google Scholar · View at Scopus
- C. Cortesini, G. Marcuzzo, and F. Pucciani, “Relationship between mixed acid-alkaline gastroesophageal reflux and esophagitis,” Italian Journal of Surgical Sciences, vol. 15, no. 1, pp. 9–15, 1985. View at Scopus
- D. L. Stoker and J. G. Williams, “Alkaline reflux oesophagitis,” Gut, vol. 32, no. 10, pp. 1090–1092, 1991. View at Scopus
- J. A. Salo and E. Kivilaakso, “Contribution of trypsin and cholate to the pathogenesis of experimental alkaline reflex esophagitis,” Scandinavian Journal of Gastroenterology, vol. 19, no. 7, pp. 875–881, 1984. View at Scopus
- K. D. Lillemoe, L. F. Johnson, and J. W. Harmon, “Alkaline esophagitis: a comparison of the ability of components of gastroduodenal contents to injure the rabbit esophagus,” Gastroenterology, vol. 85, no. 3, pp. 621–628, 1983. View at Scopus
- A. Pauwels, A. Decraene, K. Blondeau et al., “Bile acids in sputum and increased airway inflammation in patients with cystic fibrosis,” Chest, vol. 141, no. 6, pp. 1568–1574, 2012.
- D. C. Gotley, A. P. Morgan, and M. J. Cooper, “Bile acid concentrations in the refluxate of patients with reflux oesophagitis,” British Journal of Surgery, vol. 75, no. 6, pp. 587–590, 1988. View at Scopus
- F. Johnsson, B. Joelsson, C. H. Floren, and A. Nilsson, “Bile salts in the esophagus of patients with esophagitis,” Scandinavian Journal of Gastroenterology, vol. 23, no. 6, pp. 712–716, 1988. View at Scopus
- M. Grabowski, A. Kasran, S. Seys et al., “Pepsin and bile acids in induced sputum of chronic cough patients,” Respiratory Medicine, vol. 105, no. 8, pp. 1257–1261, 2011. View at Publisher · View at Google Scholar · View at Scopus
- F. Stipa, H. J. Stein, H. Feussner, S. Kraemer, and J. R. Siewert, “Assessment of non-acid esophageal reflux: comparison between long-term reflux aspiration test and fiberoptic bilirubin monitoring,” Diseases of the Esophagus, vol. 10, no. 1, pp. 24–28, 1997. View at Scopus
- S. Mattioli, V. Pilotti, V. Felice et al., “Ambulatory 24-hr pH monitoring of esophagus, fundus, and antrum. A new technique for simultaneous study of gastroesophageal and duodenogastric reflux,” Digestive Diseases and Sciences, vol. 35, no. 8, pp. 929–938, 1990. View at Publisher · View at Google Scholar · View at Scopus
- A. G. Little, E. I. Martinez, T. R. DeMeester, R. M. Blough, and D. B. Skinner, “Duodenogastric reflux and reflux esophagitis,” Surgery, vol. 96, no. 2, pp. 447–454, 1984. View at Scopus
- M. Tuncel, P. O. Kıratlı, T. Aksoy, and M. F. Bozkurt, “Gastroesophageal reflux scintigraphy: interpretation methods and inter-reader agreement,” World Journal of Pediatrics, vol. 7, no. 3, pp. 245–249, 2011.
- M. Dolder and R. Tutuian, “Laboratory based investigations for diagnosing gastroesophageal reflux disease,” Best Practice and Research, vol. 24, no. 6, pp. 787–798, 2010. View at Publisher · View at Google Scholar · View at Scopus
- B. K. Oelschlager, E. Quiroga, J. A. Isch, and F. Cuenca-Abente, “Gastroesophageal and pharyngeal reflux detection using impedance and 24-hour pH monitoring in asymptomatic subjects: defining the normal environment,” Journal of Gastrointestinal Surgery, vol. 10, no. 1, pp. 54–62, 2006. View at Publisher · View at Google Scholar · View at Scopus
- N. S. Balaji, D. Blom, T. R. DeMeester, and J. H. Peters, “Redefining gastroesophageal reflux (GER): detection using multichannel intraluminal impedance in healthy volunteers,” Surgical Endoscopy and Other Interventional Techniques, vol. 17, no. 9, pp. 1380–1385, 2003. View at Publisher · View at Google Scholar · View at Scopus
- D. Sifrim, D. Castell, J. Dent, and P. J. Kahrilas, “Gastro-oesophageal reflux monitoring: review and consensus report on detection and definitions of acid, non-acid, and gas reflux,” Gut, vol. 53, no. 7, pp. 1024–1031, 2004. View at Publisher · View at Google Scholar · View at Scopus
- S. S. Shay, L. F. Johnson, and J. E. Richter, “Acid rereflux: a review, emphasizing detection by impedance, manometry, and scintigraphy, and the impact on acid clearing pathophysiology as well as interpreting the pH record,” Digestive Diseases and Sciences, vol. 48, no. 1, pp. 1–9, 2003. View at Publisher · View at Google Scholar · View at Scopus
- A. J. Bredenoord, B. L. A. M. Weusten, R. Timmer, J. M. Conchillo, and A. J. P. M. Smout, “Addition of esophageal impedance monitoring to pH monitoring increases the yield of symptom association analysis in patients off PPI therapy,” American Journal of Gastroenterology, vol. 101, no. 3, pp. 453–459, 2006. View at Publisher · View at Google Scholar · View at Scopus
- M. F. Vela, L. Camacho-Lobato, R. Srinivasan, R. Tutuian, P. O. Katz, and D. O. Castell, “Simultaneous intraesophageal impedance and pH measurement of acid and nonacid gastroesophageal reflux: effect of omeprazole,” Gastroenterology, vol. 120, no. 7, pp. 1599–1606, 2001. View at Scopus
- F. Zerbib, S. Roman, A. Ropert et al., “Esophageal pH-impedance monitoring and symptom analysis in GERD: a study in patients off and on therapy,” American Journal of Gastroenterology, vol. 101, no. 9, pp. 1956–1963, 2006. View at Publisher · View at Google Scholar · View at Scopus
- A. J. Bredenoord, B. L. A. M. Weusten, W. L. Curvers, R. Timmer, and A. J. P. M. Smout, “Determinants of perception of heartburn and regurgitation,” Gut, vol. 55, no. 3, pp. 313–318, 2006. View at Publisher · View at Google Scholar · View at Scopus
- D. Sifrim, L. Dupont, K. Blondeau, X. Zhang, J. Tack, and J. Janssens, “Weakly acidic reflux in patients with chronic unexplained cough during 24 hour pressure, pH, and impedance monitoring,” Gut, vol. 54, no. 4, pp. 449–454, 2005. View at Publisher · View at Google Scholar · View at Scopus
- A. P. Tamhankar, J. H. Peters, G. Portale et al., “Omeprazole does not reduce gastroesophageal reflux: new insights using multichannel intraluminal impedance technology,” Journal of Gastrointestinal Surgery, vol. 8, no. 7, pp. 890–898, 2004. View at Scopus
- R. Tutuian, M. F. Vela, E. G. Hill, I. Mainie, A. Agrawal, and D. O. Castell, “Characteristics of symptomatic reflux episodes on acid suppressive therapy,” American Journal of Gastroenterology, vol. 103, no. 5, pp. 1090–1096, 2008. View at Publisher · View at Google Scholar · View at Scopus
- S. Emerenziani, D. Sifrim, F. I. Habib et al., “Presence of gas in the refluxate enhances reflux perception in non-erosive patients with physiological acid exposure of the oesophagus,” Gut, vol. 57, no. 4, pp. 443–447, 2008. View at Publisher · View at Google Scholar · View at Scopus
- A. J. Wang, M. J. Liang, A. Y. Jiang et al., “Gastroesophageal and laryngopharyngeal reflux detected by 24-hour combined impedance and pH monitoring in healthy Chinese volunteers,” Journal of Digestive Diseases, vol. 12, no. 3, pp. 173–180, 2011. View at Publisher · View at Google Scholar · View at Scopus
- J. M. Conchillo, M. P. Schwartz, M. Selimah, M. Samsom, D. Sifrim, and A. J. Smout, “Acid and non-acid reflux patterns in patients with erosive esophagitis and non-erosive reflux disease (NERD): a study using intraluminal impedance monitoring,” Digestive Diseases and Sciences, vol. 53, no. 6, pp. 1506–1512, 2008. View at Publisher · View at Google Scholar · View at Scopus
- A. J. Bredenoord, W. A. Draaisma, B. L. A. M. Weusten, H. G. Gooszen, and A. J. P. M. Smout, “Mechanisms of acid, weakly acidic and gas reflux after anti-reflux surgery,” Gut, vol. 57, no. 2, pp. 161–166, 2008. View at Publisher · View at Google Scholar · View at Scopus
- S. Shay, R. Tutuian, D. Sifrim et al., “Twenty-four hour ambulatory simultaneous impedance and pH monitoring: a multicenter report of normal values from 60 healthy volunteers,” American Journal of Gastroenterology, vol. 99, no. 6, pp. 1037–1043, 2004. View at Publisher · View at Google Scholar · View at Scopus
- D. Sifrim, R. Holloway, J. Silny et al., “Acid, nonacid, and gas reflux in patients with gastroesophageal reflux disease during ambulatory 24-hour pH-impedance recordings,” Gastroenterology, vol. 120, no. 7, pp. 1588–1598, 2001. View at Scopus
- F. Zerbib, K. Belhocine, M. Simon et al., “Clinical, but not oesophageal pH-impedance, profiles predict response to proton pump inhibitors in gastro-oesophageal reflux disease,” Gut, vol. 61, no. 4, pp. 501–506, 2012.
- K. Blondeau, V. Boecxstaens, L. van Oudenhove, R. Farré, G. Boeckxstaens, and J. Tack, “Increasing body weight enhances prevalence and proximal extent of reflux in GERD patients ‘on’ and ‘off’ PPI therapy,” Neurogastroenterology and Motility, vol. 23, no. 8, pp. 724–e327, 2011. View at Publisher · View at Google Scholar · View at Scopus
- E. Savarino, P. Zentilin, M. Frazzoni et al., “Characteristics of gastro-esophageal reflux episodes in Barrett's esophagus, erosive esophagitis and healthy volunteers,” Neurogastroenterology and Motility, vol. 22, no. 10, pp. 1061–e280, 2010. View at Publisher · View at Google Scholar · View at Scopus
- P. J. Kahrilas and D. Sifrim, “High-resolution manometry and impedance-pH/manometry: valuable tools in clinical and investigational esophagology,” Gastroenterology, vol. 135, no. 3, pp. 756–769, 2008. View at Publisher · View at Google Scholar · View at Scopus
- D. Sifrim, R. Holloway, J. Silny, J. Tack, A. Lerut, and J. Janssens, “Composition of the postprandial refluxate in patients with gastroesophageal reflux disease,” American Journal of Gastroenterology, vol. 96, no. 3, pp. 647–655, 2001. View at Publisher · View at Google Scholar · View at Scopus
- M. F. Vaezi and J. E. Richter, “Role of acid and duodenogastroesophageal reflux in gastroesophageal reflux disease,” Gastroenterology, vol. 111, no. 5, pp. 1192–1199, 1996. View at Publisher · View at Google Scholar · View at Scopus
- D. O. Francis, M. Goutte, J. C. Slaughter et al., “Traditional reflux parameters and not impedance monitoring predict outcome after fundoplication in extraesophageal reflux,” Laryngoscope, vol. 121, no. 9, pp. 1902–1919, 2011.
- R. Rosen, P. Levine, J. Lewis, P. Mitchell, and S. Nurko, “Reflux events detected by pH-MII do not determine fundoplication outcome,” Journal of Pediatric Gastroenterology and Nutrition, vol. 50, no. 3, pp. 251–255, 2010. View at Publisher · View at Google Scholar · View at Scopus
- M. F. Vaezi, “Reflux monitoring: on or off therapy,” American Journal of Gastroenterology, vol. 106, no. 2, pp. 183–185, 2011. View at Publisher · View at Google Scholar · View at Scopus
- B. N. Arnold, C. M. Dunst, A. B. Gill, T. A. Goers, and L. L. Swanström, “Postoperative impedance-pH testing is unreliable after Nissen fundoplication with or without giant hiatal hernia repair,” Journal of Gastrointestinal Surgery, vol. 15, no. 9, pp. 1506–1512, 2011. View at Publisher · View at Google Scholar · View at Scopus
- D. von Renteln, A. Schmidt, B. Riecken, and K. Caca, “Evaluating outcomes of endoscopic full-thickness plication for gastroesophageal reflux disease (GERD) with impedance monitoring,” Surgical Endoscopy and Other Interventional Techniques, vol. 24, no. 5, pp. 1040–1048, 2010. View at Publisher · View at Google Scholar · View at Scopus
- M. Fox, “Bravo wireless versus catheter pH monitoring systems,” Gut, vol. 55, no. 3, pp. 434–435, 2006. View at Scopus
- W. M. Wong, J. Bautista, R. Dekel et al., “Feasibility and tolerability of transnasal/per-oral placement of the wireless pH capsule vs. traditional 24-h oesophageal pH monitoring—a randomized trial,” Alimentary Pharmacology and Therapeutics, vol. 21, no. 2, pp. 155–163, 2005. View at Publisher · View at Google Scholar · View at Scopus
- D. Tseng, A. Z. Rizvi, M. B. Fennerty et al., “Forty-eight-hour pH monitoring increases sensitivity in detecting abnormal esophageal acid exposure,” Journal of Gastrointestinal Surgery, vol. 9, no. 8, pp. 1043–1052, 2005. View at Publisher · View at Google Scholar · View at Scopus
- E. M. Ward, K. R. Devault, E. P. Bouras, et al., “Successful oesophageal pH monitoring with a catheter-free system,” Alimentary Pharmacology & Therapeutics, vol. 19, no. 4, pp. 449–454, 2004.
- J. M. Remes-Troche, J. Ibarra-Palomino, R. I. Carmona-Sánchez, and M. A. Valdovinos, “Performance, tolerability, and symptoms related to prolonged pH monitoring using the bravo system in Mexico,” American Journal of Gastroenterology, vol. 100, no. 11, pp. 2382–2386, 2005. View at Publisher · View at Google Scholar · View at Scopus
- Y. C. Lee, H. P. Wang, H. M. Chiu et al., “Patients with functional heartburn are more likely to report retrosternal discomfort during wireless pH monitoring,” Gastrointestinal Endoscopy, vol. 62, no. 6, pp. 834–841, 2005. View at Publisher · View at Google Scholar · View at Scopus
- S. B. des Varannes, F. Mion, P. Ducrotté et al., “Simultaneous recordings of oesophageal acid exposure with conventional pH monitoring and a wireless system (Bravo),” Gut, vol. 54, no. 12, pp. 1682–1686, 2005. View at Publisher · View at Google Scholar · View at Scopus
- M. F. Vaezi, “Should we bravo?” Gastroenterology, vol. 130, no. 7, pp. 2238–2239, 2006. View at Publisher · View at Google Scholar · View at Scopus
- J. E. Pandolfino, J. E. Richter, T. Ours, J. M. Guardino, J. Chapman, and P. J. Kahrilas, “Ambulatory esophageal pH monitoring using a wireless system,” American Journal of Gastroenterology, vol. 98, no. 4, pp. 740–749, 2003. View at Publisher · View at Google Scholar · View at Scopus
- M. Fox, “Bravo wireless versus catheter pH monitoring systems,” Gut, vol. 55, no. 3, pp. 434–435, 2006. View at Scopus
- J. E. Pandolfino, Q. Zhang, M. A. Schreiner, S. Ghosh, M. P. Roth, and P. J. Kahrilas, “Acid reflux event detection using the Bravo wireless versus the Slimline catheter pH systems: why are the numbers so different?” Gut, vol. 54, no. 12, pp. 1687–1692, 2005. View at Publisher · View at Google Scholar · View at Scopus
- D. Tseng, A. Z. Rizvi, M. B. Fennerty et al., “Forty-eight-hour pH monitoring increases sensitivity in detecting abnormal esophageal acid exposure,” Journal of Gastrointestinal Surgery, vol. 9, no. 8, pp. 1043–1052, 2005. View at Publisher · View at Google Scholar · View at Scopus
- R. Sweis, M. Fox, A. Anggiansah, and T. Wong, “Prolonged, wireless pH-studies have a high diagnostic yield in patients with reflux symptoms and negative 24-h catheter-based pH-studies,” Neurogastroenterology and Motility, vol. 23, no. 5, pp. 419–426, 2011. View at Publisher · View at Google Scholar · View at Scopus
- C. L. Chen and C. H. Yi, “Utility of esophageal impedance in identifying dysmotility in patients with erosive esophagitis,” Diseases of the Esophagus, vol. 21, no. 6, pp. 539–543, 2008. View at Publisher · View at Google Scholar · View at Scopus
- W. Blonski, A. Hila, V. Jain, J. Freeman, M. Vela, and D. O. Castell, “Impedance manometry with viscous test solution increases detection of esophageal function defects compared to liquid swallows,” Scandinavian Journal of Gastroenterology, vol. 42, no. 8, pp. 917–922, 2007. View at Publisher · View at Google Scholar · View at Scopus
- B. Basseri, M. Pimentel, O. A. Shaye, K. Low, E. E. Soffer, and J. L. Conklin, “Apple sauce improves detection of esophageal motor dysfunction during high-resolution manometry evaluation of dysphagia,” Digestive Diseases and Sciences, vol. 56, no. 6, pp. 1723–1728, 2011. View at Publisher · View at Google Scholar · View at Scopus
- C. L. Chen, C. H. Yi, A. S. Chou, and T. T. Liu, “Esophageal solid bolus transit: studies using combined multichannel intraluminal impedance and manometry in healthy volunteers,” Diseases of the Esophagus. In press. View at Publisher · View at Google Scholar
- H. N. Nguyen, G. R. S. Domingues, and F. Lammert, “Technological insights: combined impedance manometry for esophageal motility testing-current results and further implications,” World Journal of Gastroenterology, vol. 12, no. 39, pp. 6266–6273, 2006. View at Scopus
- R. Tutuian and D. O. Castell, “Combined multichannel intraluminal impedance and manometry clarifies esophageal function abnormalities: study in 350 patients,” American Journal of Gastroenterology, vol. 99, no. 6, pp. 1011–1019, 2004. View at Publisher · View at Google Scholar · View at Scopus
- H. N. Nguyen, G. R. Domingues, R. Winograd, F. Lammert, J. Silny, and S. Matern, “Impedance characteristics of esophageal motor function in achalasia,” Diseases of the Esophagus, vol. 17, no. 1, pp. 44–50, 2004. View at Publisher · View at Google Scholar · View at Scopus
- J. M. Conchillo, N. Q. Nguyen, M. Samsom, R. H. Holloway, and A. J. P. M. Smout, “Multichannel intraluminal impedance monitoring in the evaluation of patients with non-obstructive dysphagia,” American Journal of Gastroenterology, vol. 100, no. 12, pp. 2624–2632, 2005. View at Publisher · View at Google Scholar · View at Scopus
- R. Tutuian, M. F. Vela, S. S. Shay, and D. O. Castell, “Multichannel intraluminal impedance in esophageal function testing and gastroesophageal reflux monitoring,” Journal of Clinical Gastroenterology, vol. 37, no. 3, pp. 206–215, 2003. View at Publisher · View at Google Scholar · View at Scopus
- B. F. Kessing, A. J. Smout, and A. J. Bredenoord, “Clinical applications of esophageal impedance monitoring and high-resolution manometry,” Current Gastroenterology Reports, vol. 14, no. 3, pp. 197–205, 2012.
- Y. K. Cho, M. G. Choi, S. N. Oh et al., “Comparison of bolus transit patterns identified by esophageal impedance to barium esophagram in patients with dysphagia,” Diseases of the Esophagus, vol. 25, no. 1, pp. 17–25, 2012. View at Publisher · View at Google Scholar · View at Scopus
- M. Montenovo, R. P. Tatum, E. Figueredo et al., “Does combined multichannel intraluminal esophageal impedance and manometry predict postoperative dysphagia after laparoscopic Nissen fundoplication?” Diseases of the Esophagus, vol. 22, no. 8, pp. 656–663, 2009. View at Scopus
- C. L. Chen and C. H. Yi, “Clinical correlates of dysphagia to oesophageal dysmotility: studies using combined manometry and impedance,” Neurogastroenterology and Motility, vol. 20, no. 6, pp. 611–617, 2008. View at Publisher · View at Google Scholar · View at Scopus
- A. Bogte, A. J. Bredenoord, J. Oors, P. D. Siersema, and A. J. Smout, “Relationship between esophageal contraction patterns and clearance of swallowed liquid and solid boluses in healthy controls and patients with dysphagia,” Neurogastroenterology and Motility, vol. 24, no. 8, pp. e364–e372, 2012.
- J. E. Richter, “Oesophageal motility disorders,” The Lancet, vol. 358, no. 9284, pp. 823–828, 2001. View at Publisher · View at Google Scholar · View at Scopus
- A. J. Bredenoord, M. Fox, P. J. Kahrilas, et al., “Chicago classification criteria of esophageal motility disorders defined in high resolution esophageal pressure topography,” Neurogastroenterology and Motility, vol. 24, supplement 1, pp. 57–65, 2012. View at Publisher · View at Google Scholar
- J. E. Pandolfino, M. A. Kwiatek, T. Nealis, W. Bulsiewicz, J. Post, and P. J. Kahrilas, “Achalasia: a new clinically relevant classification by high-resolution manometry,” Gastroenterology, vol. 135, no. 5, pp. 1526–1533, 2008. View at Publisher · View at Google Scholar · View at Scopus
- R. Salvador, M. Costantini, G. Zaninotto et al., “The preoperative manometric pattern predicts the outcome of surgical treatment for esophageal achalasia,” Journal of Gastrointestinal Surgery, vol. 14, no. 11, pp. 1635–1645, 2010. View at Publisher · View at Google Scholar · View at Scopus
- T. H. Lee, J. S. Lee, and W. J. Kim, “High resolution impedance manometric findings in dysphagia of Huntington's disease,” World Journal of Gastroenterology, vol. 18, no. 14, pp. 1695–1699, 2012.
- K. W. Jung, H. Y. Jung, Y. Romero, D. Katzka, and J. A. Murray, “Impact of display alternatives in the determination of bolus handling: a study using high-resolution manometry with impedance,” The American Journal of Gastroenterology, vol. 106, no. 10, pp. 1854–1856, 2011.
- M. Hoshino, A. Sundaram, A. Juhasz et al., “High-resolution impedance manometry findings in patients with nutcracker esophagus,” Journal of Gastroenterology and Hepatology, vol. 27, no. 3, pp. 592–597, 2012.
- B. F. Kessing, F. Govaert, A. A. Masclee, and J. M. Conchillo, “Impedance measurements and high-resolution manometry help to better define rumination episodes,” Scandinavian Journal of Gastroenterology, vol. 46, no. 11, pp. 1310–1315, 2011.
- W. J. Bulsiewicz, P. J. Kahrilas, M. A. Kwiatek, S. K. Ghosh, A. Meek, and J. E. Pandolfino, “Esophageal pressure topography criteria indicative of incomplete bolus clearance: a study using high-resolution impedance manometry,” American Journal of Gastroenterology, vol. 104, no. 11, pp. 2721–2728, 2009. View at Publisher · View at Google Scholar · View at Scopus
- S. Roman, Z. Lin, M. A. Kwiatek, J. E. Pandolfino, and P. J. Kahrilas, “Weak peristalsis in esophageal pressure topography: classification and association with dysphagia,” American Journal of Gastroenterology, vol. 106, no. 2, pp. 349–356, 2011. View at Publisher · View at Google Scholar · View at Scopus
- C. L. Chen and C. H. Yi, “Clinical correlates of dysphagia to oesophageal dysmotility: studies using combined manometry and impedance,” Neurogastroenterology and Motility, vol. 20, no. 6, pp. 611–617, 2008. View at Publisher · View at Google Scholar · View at Scopus
- A. Lazarescu, G. Karamanolis, L. Aprile, R. B. De Oliveira, R. Dantas, and D. Sifrim, “Perception of dysphagia: lack of correlation with objective measurements of esophageal function,” Neurogastroenterology and Motility, vol. 22, no. 12, pp. 1292–1297, 2010. View at Publisher · View at Google Scholar · View at Scopus
- J. M. Conchillo, M. Selimah, A. J. Bredenoord, M. Samsom, and A. J. P. M. Smout, “Assessment of oesophageal emptying in achalasia patients by intraluminal impedance monitoring,” Neurogastroenterology and Motility, vol. 18, no. 11, pp. 971–977, 2006. View at Publisher · View at Google Scholar · View at Scopus
- J. C. Myers, G. G. Jamieson, T. Sullivan, and J. Dent, “Dysphagia and gastroesophageal junction resistance to flow following partial and total fundoplication,” Journal of Gastrointestinal Surgery, vol. 16, no. 3, pp. 475–485, 2012.
- D. Ang, T. L. Ang, E. K. Teo et al., “Is impedance pH monitoring superior to the conventional 24-h pH meter in the evaluation of patients with laryngorespiratory symptoms suspected to be due to gastroesophageal reflux disease?” Journal of Digestive Diseases, vol. 12, no. 5, pp. 341–348, 2011. View at Publisher · View at Google Scholar
- D. Sifrim and F. Zerbib, “Diagnosis and management of patients with reflux symptoms refractory to proton pump inhibitors,” Gut, vol. 61, no. 9, pp. 1340–1354, 2012.
- D. Nehra, “Bile in the esophagus-model for a bile acid biosensor,” Journal of Gastrointestinal Surgery, vol. 14, supplement 1, pp. S6–S8, 2010.
- T. Ativanichayaphong, S. J. Tang, J. Wang, et al., “An implantable, wireless and batteryless impedance sensor capsule for detecting acidic and non-acidic reflux [abstract],” Digestive Disease Week, San Diego, Calif, USA, 2008.
- X. Gao, D. C. Sadowski, and M. P. Mintchev, “Intraluminal ultrasonic probe for volumetric monitoring of liquid gastroesophageal reflux,” Physiological Measurement, vol. 33, no. 3, pp. 487–501, 2012.