Kenneth Mcquaid, MD

Education
2018 - Diversity, Equity, and Inclusion Champion Training, University of California
Fellowship, 1988 - Gastroenterology, University of California, San Francisco
Chief resident, 1985 - Internal Medicine, Hennepin County Medical Center
Residency, 1984 - Internal Medicine, Hennepin County Medical Center
M.D., 1981 - School of Medicine, University of California, San Francisco
B.S., 1977 - Biology, Stanford University
Honors and Awards
  • President, American Society for Gastrointestinal Endoscopy, 2016-2017
  • Council of Master Clinicians, UCSF Department of Medicine, 2008
  • Distinguished Clinician Award, American Gastroenterological Association, 2006
  • Haile T. Debas Academy of Medical Educators, UCSF, 2003
  • Mervin J. Goldman, MD Housestaff Teaching Award, San Francisco VA Medical Center, 1996
  • Medicine Housestaff Teaching Award, UCSD, 1990
  • Alpha Omega Alpha Society, UCSF, 1981
  • Gold-Headed Cane Society, UCSF, 1981
Publications

  1. Kaltenbach T, Holmes I, Nguyen-Vu T, Malvar C, Balitzer D, Fong D, Fu A, Shergill A, McQuaid K, Soetikno R. Longitudinal Outcomes of the Endoscopic Resection of Non-Polypoid Dysplastic Lesions in Patients with Inflammatory Bowel Disease. Gastrointestinal endoscopy 2023. PMID: 36649745


  2. Shergill AK, Rempel D, Barr A, Lee D, Pereira A, Hsieh CM, McQuaid K, Harris-Adamson C. Biomechanical risk factors associated with distal upper extremity musculoskeletal disorders in endoscopists performing colonoscopy. Gastrointestinal endoscopy 2020. PMID: 33160978


  3. Lee JK, Kidambi TD, Kaltenbach T, Bhat YM, Shergill A, McQuaid KR, Terdiman JP, Soetikno RM. Impact of observational training on endoscopic mucosal resection outcomes and competency for large colorectal polyps: single endoscopist experience. Endoscopy international open 2020. PMID: 32140557


  4. Lai AR, Gensler LS, McQuaid K. A Terminal Event. Reply. The New England journal of medicine 2019. PMID: 31774977


  5. Lai AR, Sheu L, Gensler LS, McQuaid K, Dhaliwal G. A Terminal Event. The New England journal of medicine 2019. PMID: 31483969


  6. Shergill AK, McQuaid KR. Ergonomic endoscopy: An oxymoron or realistic goal? Gastrointestinal endoscopy 2019. PMID: 31449788


  7. Iacucci M, McQuaid K, Gui XS, Iwao Y, Lethebe BC, Lowerison M, Matsumoto T, Shivaji UN, Smith SCL, Subramanian V, Uraoka T, Sanduleanu S, Ghosh S, Kiesslich R. A multimodal (FACILE) classification for optical diagnosis of inflammatory bowel disease associated neoplasia. Endoscopy 2018. PMID: 30541154


  8. Fennerty MB, McQuaid K, Gorelick F. Presentation of the Julius M. Friedenwald Medal to Loren A. Laine. Volume 154 of Issue 8. Gastroenterology 2018. PMID: 29733829


  9. Ryou M, McQuaid KR, Thompson CC, Edmundowicz S, Mergener K. ASGE EndoVators Summit: Defining the Role and Value of Endoscopic Therapies in Obesity Management. Volume 28 of Issue 1. 2018. PMID: 29139029


  10. Lin D, Soetikno RM, McQuaid K, Pham C, Doan G, Mou S, Shergill AK, Somsouk M, Rouse RV, Kaltenbach T. Risk factors for postpolypectomy bleeding in patients receiving anticoagulation or antiplatelet medications. Volume 87 of Issue 4. Gastrointestinal endoscopy 2017. PMID: 29208464


  11. Ryou M, McQuaid KR, Thompson CC, Edmundowic S, Mergener K. ASGE EndoVators Summit: Defining the Role and Value of Endoscopic Therapies in Obesity Management. Volume 22 of Issue 2. 2017. PMID: 29139082


  12. Ryou M, McQuaid KR, Thompson CC, Edmundowicz S, Mergener K. ASGE EndoVators Summit: defining the role and value of endoscopic therapies in obesity management. Volume 32 of Issue 1. 2017. PMID: 29138927


  14. Wani S, Sedlack R, Dewitt J, McQuaid K, Woods KL. Response. Volume 86 of Issue 4. 2017. PMID: 28917357


  15. Ryou M, McQuaid KR, Thompson CC, Edmundowicz S, Mergener K, Dayyeh BA, Apovian C, Burke C, Chand B, Chandraker A, Deas T, Dietz W, Dunkin B, Ernest O, Faigel D, Garber S, Hamdy O, Kaplan L, Kumar N, Kushner R, Larsen MC, Lerner H, Littenberg G, Mantzoros C, Mattar S, Moore R, Rinella M, Rothstein R, Schillinger D, Spring B, Sullivan S, Tice J, Vargo J, Wilson E, Woods K, Zundel N. ASGE EndoVators Summit: Defining the role and value of endoscopic therapies in obesity management. Volume 13 of Issue 11. 2017. PMID: 29030161


  16. Lu Y, Jones DJ, Sharara N, Kaltenbach T, Laine L, McQuaid K, Soetikno R, Subramanian V, Barkun A. Transparency ethics in practice: Revisiting financial conflicts of interest disclosure forms in clinical practice guidelines. Volume 12 of Issue 8. PloS one 2017. PMID: 28841650


  18. Kaltenbach T, McQuaid KR, Soetikno R. Response. Volume 84 of Issue 6. 2016. PMID: 27855796


  19. Kaltenbach T, McQuaid KR, Soetikno R, Laine L. Improving detection of colorectal dysplasia in inflammatory bowel disease surveillance. Volume 83 of Issue 5. 2016. PMID: 27102531


  20. Soetikno R, Kaltenbach T, McQuaid KR, Subramanian V, Kumar R, Barkun AN, Laine L. Paradigm Shift in the Surveillance and Management of Dysplasia in Inflammatory Bowel Disease (West). Volume 28 of Issue 3. 2016. PMID: 26866420


  21. Laine L, Kaltenbach T, Barkun A, McQuaid KR, Subramanian V, Soetikno R. Response to Editorial of Peter D.R. Higgins (July 2015). Volume 110 of Issue 12. 2015. PMID: 26673505


  22. Sanduleanu S, Kaltenbach T, Barkun A, McCabe RP, Velayos F, Picco MF, Laine L, Soetikno R, McQuaid KR. A roadmap to the implementation of chromoendoscopy in inflammatory bowel disease colonoscopy surveillance practice. Volume 83 of Issue 1. 2015. PMID: 26364967


  23. Shergill AK, Conners EE, McQuaid KR, Epstein S, Ryan JC, Shah JN, Inadomi J, Somsouk M. Protective association of colonoscopy against proximal and distal colon cancer and patterns in interval cancer. Volume 82 of Issue 3. Gastrointestinal endoscopy 2015. PMID: 25936449


  24. Yukl SA, Shergill AK, Girling V, Li Q, Killian M, Epling L, Li P, Kaiser P, Haase A, Havlir DV, McQuaid K, Sinclair E, Wong JK. Site-specific differences in T cell frequencies and phenotypes in the blood and gut of HIV-uninfected and ART-treated HIV+ adults. Volume 10 of Issue 3. PloS one 2015. PMID: 25811360


  25. Laine L, Kaltenbach T, Barkun A, McQuaid KR, Subramanian V, Soetikno R. SCENIC international consensus statement on surveillance and management of dysplasia in inflammatory bowel disease. Volume 148 of Issue 3. Gastroenterology 2015. PMID: 25702852


  26. Laine L, Kaltenbach T, Barkun A, McQuaid KR, Subramanian V, Soetikno R. SCENIC international consensus statement on surveillance and management of dysplasia in inflammatory bowel disease. Volume 81 of Issue 3. 2015. PMID: 25708752


  27. Kaltenbach T, Rastogi A, Rouse RV, McQuaid KR, Sato T, Bansal A, Kosek JC, Soetikno R. Real-time optical diagnosis for diminutive colorectal polyps using narrow-band imaging: the VALID randomised clinical trial. Volume 64 of Issue 10. 2014. PMID: 25387891


  28. McGill SK, Soetikno R, Rastogi A, Rouse RV, Sato T, Bansal A, McQuaid K, Kaltenbach T. Endoscopists can sustain high performance for the optical diagnosis of colorectal polyps following standardized and continued training. Volume 47 of Issue 3. 2014. PMID: 25264764


  29. Nett A, Velayos F, McQuaid K. Quality bowel preparation for surveillance colonoscopy in patients with inflammatory bowel disease is a must. Volume 24 of Issue 3. Gastrointestinal endoscopy clinics of North America 2014. PMID: 24975529


  30. Yukl SA, Shergill AK, Ho T, Killian M, Girling V, Epling L, Li P, Wong LK, Crouch P, Deeks SG, Havlir DV, McQuaid K, Sinclair E, Wong JK. The distribution of HIV DNA and RNA in cell subsets differs in gut and blood of HIV-positive patients on ART: implications for viral persistence. Volume 208 of Issue 8. The Journal of infectious diseases 2013. PMID: 23852128


  31. Soetikno R, Subramanian V, Kaltenbach T, Rouse RV, Sanduleanu S, Suzuki N, Tanaka S, McQuaid K. The detection of nonpolypoid (flat and depressed) colorectal neoplasms in patients with inflammatory bowel disease. Volume 144 of Issue 7. Gastroenterology 2013. PMID: 23583483


  32. Fennerty MB, McQuaid K. Our new president--Loren A. Laine, MD. Volume 142 of Issue 5. Gastroenterology 2012. PMID: 22446056


  33. Shergill AK, McQuaid KR, Deleon A, McAnanama M, Shah JN. Randomized trial of standard versus magnetic endoscope imaging colonoscopes for unsedated colonoscopy. Volume 75 of Issue 5. 2012. PMID: 22381532


  34. Krier M, Kaltenbach T, McQuaid K, Soetikno R. Potential use of telemedicine to provide outpatient care for inflammatory bowel disease. Volume 106 of Issue 12. 2011. PMID: 22138934


  35. Kaltenbach T, Watson R, Shah J, Friedland S, Sato T, Shergill A, McQuaid K, Soetikno R. Colonoscopy with clipping is useful in the diagnosis and treatment of diverticular bleeding. Volume 10 of Issue 2. 2011. PMID: 22056302


  36. Keedy AW, Yee J, Aslam R, Weinstein S, Landeras LA, Shah JN, McQuaid KR, Yeh BM. Reduced cathartic bowel preparation for CT colonography: prospective comparison of 2-L polyethylene glycol and magnesium citrate. Volume 261 of Issue 1. Radiology 2011. PMID: 21873253


  37. McQuaid KR, Laine L, Fennerty MB, Souza R, Spechler SJ. Systematic review: the role of bile acids in the pathogenesis of gastro-oesophageal reflux disease and related neoplasia. Volume 34 of Issue 2. 2011. PMID: 21615439


  38. Yukl SA, Shergill AK, McQuaid K, Gianella S, Lampiris H, Hare CB, Pandori M, Sinclair E, Günthard HF, Fischer M, Wong JK, Havlir DV. Effect of raltegravir-containing intensification on HIV burden and T-cell activation in multiple gut sites of HIV-positive adults on suppressive antiretroviral therapy. Volume 24 of Issue 16. AIDS (London, England) 2010. PMID: 20827162


  39. Yukl SA, Gianella S, Sinclair E, Epling L, Li Q, Duan L, Choi AL, Girling V, Ho T, Li P, Fujimoto K, Lampiris H, Hare CB, Pandori M, Haase AT, Günthard HF, Fischer M, Shergill AK, McQuaid K, Havlir DV, Wong JK. Differences in HIV burden and immune activation within the gut of HIV-positive patients receiving suppressive antiretroviral therapy. Volume 202 of Issue 10. The Journal of infectious diseases 2010. PMID: 20939732


  40. Terdiman JP, McQuaid KR. Surveillance guidelines should be updated to recognize the importance of serrated polyps. Volume 139 of Issue 5. Gastroenterology 2010. PMID: 20875785


  41. Kanwal F, Kramer J, Asch SM, El-Serag H, Spiegel BM, Edmundowicz S, Sanyal AJ, Dominitz JA, McQuaid KR, Martin P, Keeffe EB, Friedman LS, Ho SB, Durazo F, Bacon BR. An explicit quality indicator set for measurement of quality of care in patients with cirrhosis. Volume 8 of Issue 8. 2010. PMID: 20385251


  42. Terdiman JP, Johnson LK, Kim YS, Sleisenger MH, Gum JR, Hayes A, Weinberg VK, McQuaid KR. Chemoprevention of colonic polyps with balsalazide: an exploratory, double-blind, placebo-controlled study. Volume 54 of Issue 11. 2009. PMID: 19757048


  43. Shergill AK, McQuaid KR, Rempel D. Ergonomics and GI endoscopy. Volume 70 of Issue 1. 2009. PMID: 19559836


  44. Shergill AK, Asundi KR, Barr A, Shah JN, Ryan JC, McQuaid KR, Rempel D. Pinch force and forearm-muscle load during routine colonoscopy: a pilot study. Volume 69 of Issue 1. 2009. PMID: 19111694


  45. Wang TC, Cominelli F, Fleischer DE, Gordon JM, Glickman RM, Limsui D, McQuaid KR, Montrose M, Pasricha PJ, Powell DW, Rowe WA, Sandborn WJ, Todisco A. AGA Institute Future Trends Committee report: the future of gastroenterology training programs in the United States. Volume 135 of Issue 5. Gastroenterology 2008. PMID: 19009690


  48. Yen EF, Ladabaum U, Muthusamy VR, Cello JP, McQuaid KR, Shah JN. Colonoscopic treatment of acute diverticular hemorrhage using endoclips. Volume 53 of Issue 9. 2007. PMID: 18157637


  49. Wang TC, Fleischer DE, Kaufman PN, Malagelada JR, McDonald WJ, McQuaid KR, Montrose M, Pasricha PJ, Powell DW, Rose S, Rowe WA, Todisco A. The best of times and the worst of times: sustaining the future of academic gastroenterology in the United States--Report of a Consensus Conference Conducted by the AGA Institute Future Trends Committee. Volume 134 of Issue 2. Gastroenterology 2007. PMID: 18242223


  50. Ghassemi KF, Rodriguez HJ, Vesga L, Stewart L, McQuaid KR, Shah JN. Endoscopic treatment of Boerhaave syndrome using a removable self-expandable plastic stent. Volume 41 of Issue 9. Journal of clinical gastroenterology 2007. PMID: 17881934


  51. Lieberman DA, Weiss DG, Harford WV, Ahnen DJ, Provenzale D, Sontag SJ, Schnell TG, Chejfec G, Campbell DR, Kidao J, Bond JH, Nelson DB, Triadafilopoulos G, Ramirez FC, Collins JF, Johnston TK, McQuaid KR, Garewal H, Sampliner RE, Esquivel R, Robertson D. Five-year colon surveillance after screening colonoscopy. Volume 133 of Issue 4. Gastroenterology 2007. PMID: 17698067


  52. Gerson LB, Twomey K, Hecht G, Lee L, McQuaid K, Pizarro TT, Street S, Yoshida C, Early D. Does gender affect career satisfaction and advancement in gastroenterology? Results of an AGA institute-sponsored survey. Volume 132 of Issue 4. Gastroenterology 2007. PMID: 17408634


  53. Cotton PB, Barkun A, Ginsberg G, Hawes RH, Atkin W, Bjorkman DJ, Dykes C, Elta G, Farrell J, Fleischer D, Ganz R, Glenn T, Janowski D, Johnson D, Kochman M, Kowalski T, Megibow AJ, McQuaid K, Sasa H, Thompson CC, Vargo J, Woods K. Diagnostic endoscopy: 2020 vision. Volume 64 of Issue 3. 2006. PMID: 16923489


  54. Gupta S, Vittinghoff E, Bertenthal D, Corley D, Shen H, Walter LC, McQuaid K. New-onset diabetes and pancreatic cancer. Volume 4 of Issue 11. 2006. PMID: 16945591


  55. Bosworth HB, Rockey DC, Paulson EK, Niedzwiecki D, Davis W, Sanders LL, Yee J, Henderson J, Hatten P, Burdick S, Sanyal A, Rubin DT, Sterling M, Akerkar G, Bhutani MS, Binmoeller K, Garvie J, Bini EJ, McQuaid K, Foster WL, Thompson WM, Dachman A, Halvorsen R. Prospective comparison of patient experience with colon imaging tests. Volume 119 of Issue 9. The American journal of medicine 2006. PMID: 16945615


  56. McQuaid KR, Laine L. Systematic review and meta-analysis of adverse events of low-dose aspirin and clopidogrel in randomized controlled trials. Volume 119 of Issue 8. The American journal of medicine 2006. PMID: 16887404


  57. Steinman MA, McQuaid KR, Covinsky KE. Age and rising rates of cyclooxygenase-2 inhibitor use. Results from a national survey. Volume 21 of Issue 3. Journal of general internal medicine 2006. PMID: 16499546


  58. Gupta S, McQuaid K. Management of nonsteroidal, anti-inflammatory, drug-associated dyspepsia. Volume 129 of Issue 5. Gastroenterology 2005. PMID: 16285968


  59. Laine L, McQuaid K. Bleeding complications related to aspirin dose. Volume 96 of Issue 7. The American journal of cardiology 2005. PMID: 16188542


  61. Rockey DC, Paulson E, Niedzwiecki D, Davis W, Bosworth HB, Sanders L, Yee J, Henderson J, Hatten P, Burdick S, Sanyal A, Rubin DT, Sterling M, Akerkar G, Bhutani MS, Binmoeller K, Garvie J, Bini EJ, McQuaid K, Foster WL, Thompson WM, Dachman A, Halvorsen R. Analysis of air contrast barium enema, computed tomographic colonography, and colonoscopy: prospective comparison. Lancet (London, England) 2005. PMID: 15664225


  62. Rockey DC, Koch J, Yee J, McQuaid KR, Halvorsen RA. Prospective comparison of air-contrast barium enema and colonoscopy in patients with fecal occult blood: a pilot study. Volume 60 of Issue 6. 2004. PMID: 15605011


  63. Sharma P, McQuaid K, Dent J, Fennerty MB, Sampliner R, Spechler S, Cameron A, Corley D, Falk G, Goldblum J, Hunter J, Jankowski J, Lundell L, Reid B, Shaheen NJ, Sonnenberg A, Wang K, Weinstein W. A critical review of the diagnosis and management of Barrett's esophagus: the AGA Chicago Workshop. Volume 127 of Issue 1. Gastroenterology 2004. PMID: 15236196


  64. Garcia RT, Cello JP, Nguyen MH, Rogers SJ, Rodas A, Trinh HN, Stollman NH, Schlueck G, McQuaid KR. Unsedated ultrathin EGD is well accepted when compared with conventional sedated EGD: a multicenter randomized trial. Volume 125 of Issue 6. Gastroenterology 2003. PMID: 14724812


  65. McQuaid KR. Eradication of Helicobacter pylori in nonulcer dyspepsia: how much analysis do we need? Volume 36 of Issue 4. Journal of clinical gastroenterology 2003. PMID: 12642732


  66. McQuaid KR. Nonendoscopic imaging: the marauders are at the gates. Volume 55 of Issue 7 Suppl. 2002. PMID: 12024114


  67. McQuaid KR. What is PET? (an overview of principles). Volume 55 of Issue 7 Suppl. 2002. PMID: 12024123


  68. Nelson DB, McQuaid KR, Bond JH, Lieberman DA, Weiss DG, Johnston TK. Procedural success and complications of large-scale screening colonoscopy. Volume 55 of Issue 3. 2002. PMID: 11868001


  69. Yee J, Akerkar GA, Hung RK, Steinauer-Gebauer AM, Wall SD, McQuaid KR. Colorectal neoplasia: performance characteristics of CT colonography for detection in 300 patients. Radiology 2001. PMID: 11376255


  70. Kearney DJ, Avins AL, McQuaid KR. Treatment of uninvestigated dyspepsia with cisapride for patients with negative Helicobacter pylori serologies. The American journal of gastroenterology 2000. PMID: 11007220


  71. Frank L, Kleinman L, Ganoczy D, McQuaid K, Sloan S, Eggleston A, Tougas G, Farup C. Upper gastrointestinal symptoms in North America: prevalence and relationship to healthcare utilization and quality of life. Digestive diseases and sciences 2000. PMID: 10759254


  73. Rockey DC, Koch J, Cello JP, Sanders LL, McQuaid K. Relative frequency of upper gastrointestinal and colonic lesions in patients with positive fecal occult-blood tests. The New England journal of medicine 1998. PMID: 9664091


  74. Levin TR, Sperling RM, McQuaid KR. Omeprazole improves peak expiratory flow rate and quality of life in asthmatics with gastroesophageal reflux. The American journal of gastroenterology 1998. PMID: 9672330


  75. Segal WN, Greenberg PD, Rockey DC, Cello JP, McQuaid KR. The outpatient evaluation of hematochezia. The American journal of gastroenterology 1998. PMID: 9468237


  76. Lum DF, McQuaid K, Lee JG. Endoscopic hemostasis of nonvariceal, non-peptic ulcer hemorrhage. Gastrointestinal endoscopy clinics of North America 1997. PMID: 9376956


  77. Cello JP, Ring EJ, Olcott EW, Koch J, Gordon R, Sandhu J, Morgan DR, Ostroff JW, Rockey DC, Bacchetti P, LaBerge J, Lake JR, Somberg K, Doherty C, Davila M, McQuaid K, Wall SD. Endoscopic sclerotherapy compared with percutaneous transjugular intrahepatic portosystemic shunt after initial sclerotherapy in patients with acute variceal hemorrhage. A randomized, controlled trial. Annals of internal medicine 1997. PMID: 9163286


  78. Easter DW, Jamshidipour R, McQuaid K. Laparoscopy to correctly diagnose and stage metastatic breast cancer mimicking Crohn's disease. Surgical endoscopy 1995. PMID: 7482193


  79. Chui DW, Gooding GA, McQuaid KR, Griswold V, Grendell JH. Hydrocolonic ultrasonography in the detection of colonic polyps and tumors. The New England journal of medicine 1994. PMID: 7969359


  80. Hogan DL, McQuaid KR, Koss MA, Crombie DL, Hunter S, Metz C, Euler AR, Isenberg JI. Gastric acid suppression is greater during intravenous ranitidine infusion versus bolus injections of famotidine. Alimentary pharmacology & therapeutics 1993. PMID: 8280822


  81. McQuaid KR. Endoscopy-negative dyspepsia. Hold those forceps! Journal of clinical gastroenterology 1993. PMID: 8409329


  82. McQuaid KR, Little TE. Two fatal complications related to gastrostomy "button" placement. Gastrointestinal endoscopy 1992. PMID: 1397921


  83. McQuaid KR, Isenberg JI. Medical therapy of peptic ulcer disease. The Surgical clinics of North America 1992. PMID: 1347960


  84. McQuaid KR. Much ado about gastrin. Journal of clinical gastroenterology 1991. PMID: 1676713


  85. Rothman S, Underwood J, McQuaid K, Grendell J. The relationship between the light scattering properties of zymogen granules and the release of their contained proteins. Biochimica et biophysica acta 1991. PMID: 2043685


  86. Rothman SS, Iskander N, Attwood D, Vladimirsky Y, McQuaid K, Grendell J, Kirz J, Ade H, McNulty I, Kern D. The interior of a whole and unmodified biological object--the zymogen granule--viewed with a high-resolution X-ray microscope. Biochimica et biophysica acta 1989. PMID: 2730924


  87. Howells M, Jacobsen C, Kirz J, Feder R, McQuaid K, Rothman S. X-ray holograms at improved resolution: a study of zymogen granules. Science (New York, N.Y.) 1987. PMID: 3659925