Research Topics
| D ArmstrongSummaryAffiliation: McMaster University Country: Canada Publications
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Publications
Symptom relief in gastroesophageal reflux disease: a randomized, controlled comparison of pantoprazole and nizatidine in a mixed patient population with erosive esophagitis or endoscopy-negative reflux diseaseD Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Am J Gastroenterol 96:2849-57. 2001..The present study data suggest that pantoprazole is a highly effective first-line therapy for the management of gastroesophageal reflux disease in a primary care practice setting...
Canadian Association of Gastroenterology consensus guidelines on safety and quality indicators in endoscopyDavid Armstrong
Division of Gastroenterrology, McMaster University, Hamilton, Ontario, Canada
Can J Gastroenterol 26:17-31. 2012....
The influence of demographic factors and health-related quality of life on treatment satisfaction in patients with gastroesophageal reflux disease treated with esomeprazoleAlessio Degl' Innocenti
AstraZeneca R and D, 431 83 Mölndal, Sweden
Health Qual Life Outcomes 3:4. 2005..The objective of this study was to assess correlates of treatment satisfaction in patients with GERD receiving a proton pump inhibitor, esomeprazole...
The impact of illness in patients with moderate to severe gastro-esophageal reflux diseaseSamer El-Dika
Division of Gastroenterology, Veterans Affairs Medical Center, Salem, Virginia, USA
BMC Gastroenterol 5:23. 2005..Gastro-esophageal reflux disease (GERD) is a common disease. It impairs health related quality of life (HRQL). However, the impact on utility scores and work productivity in patients with moderate to severe GERD is not well known...
Early relief of upper gastrointestinal dyspeptic symptoms: a survey of empirical therapy with pantoprazole in Canadian clinical practiceDavid Armstrong
McMaster University Medical Centre, Hamilton, Canada
Can J Gastroenterol 16:439-50. 2002..Aim: To assess the range of upper gastrointestinal acid-related symptoms in clinical practice and the rapidity of their response to pantoprazole (40 mg daily), after seven days of therapy...
Canadian Consensus Conference on the management of gastroesophageal reflux disease in adults - update 2004David Armstrong
Division of Gastroenterology, McMaster University, Hamilton
Can J Gastroenterol 19:15-35. 2005..Since the last Canadian Consensus Conference in 1996, GERD management has evolved substantially...
A critical assessment of the current status of non-erosive reflux diseaseDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ont, Canada
Digestion 78:46-54. 2008....
Should patients with Barrett's oesophagus be kept under surveillance? The case forDavid Armstrong
HSC 2F55, Division of Gastroenterology, McMaster University Medical Centre, 1200 Main Street West, Hamilton, Ontario L8N 3Z5, Canada
Best Pract Res Clin Gastroenterol 22:721-39. 2008....
Review article: towards consistency in the endoscopic diagnosis of Barrett's oesophagus and columnar metaplasiaD Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Aliment Pharmacol Ther 20:40-7; discussion 61-2. 2004..It is hoped that these propositions will be the first step in the development of standard endoscopic diagnostic criteria for Barrett's oesophagus, relevant to clinical practice and clinical research...
Review article: gastric pH -- the most relevant predictor of benefit in reflux disease?D Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Aliment Pharmacol Ther 20:19-26; discussion 38-9. 2004..These data all suggest strongly that intragastric pH monitoring is an effective surrogate marker and a relevant predictor of outcome in gastro-oesophageal reflux disease...
Access to specialist gastroenterology care in Canada: the Practice Audit in Gastroenterology (PAGE) Wait Times ProgramD Armstrong
McMaster Health Sciences Centre, Hamilton, Ontario, Canada
Can J Gastroenterol 22:155-60. 2008..Wait times for gastroenterology consultation and procedures have not been studied, although digestive diseases pose a greater economic burden in Canada than cancer or heart disease...
Canadian credentialing guidelines for endoscopic privileges: an overviewD Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Canada
Can J Gastroenterol 21:797-801. 2007
Heartburn-dominant, uninvestigated dyspepsia: a comparison of 'PPI-start' and 'H2-RA-start' management strategies in primary care--the CADET-HR StudyD Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Aliment Pharmacol Ther 21:1189-202. 2005..There are few data on empiric, stepped therapy for heartburn relief or subsequent relapse in primary care...
Oral esomeprazole vs. intravenous pantoprazole: a comparison of the effect on intragastric pH in healthy subjectsD Armstrong
Division of Gastroenterology, McMaster University and Hamilton Health Sciences, Hamilton, ON, Canada
Aliment Pharmacol Ther 18:705-11. 2003..Oral esomeprazole produces greater acid suppression than oral pantoprazole; however, no comparative data exist for oral esomeprazole and i.v. pantoprazole...
Gastroesophageal reflux diseaseDavid Armstrong
Division of Gastroenterology, HSC 2F55, McMaster University Medical Centre, 1200 Main Street West, Hamilton, Ontario Canada L8N 3Z5
Curr Opin Pharmacol 5:589-95. 2005....
Practice Audit in Gastroenterology (PAGE) program: a novel approach to continuing professional developmentDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario
Can J Gastroenterol 20:405-10. 2006..This qualitative study assessed the use of personal digital assistants to facilitate data collection and review...
Validation of a short questionnaire in English and French for use in patients with persistent upper gastrointestinal symptoms despite proton pump inhibitor therapy: the PASS (Proton pump inhibitor Acid Suppression Symptom) testDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Can J Gastroenterol 19:350-8. 2005....
Systematic review: persistence and severity in gastro-oesophageal reflux diseaseD Armstrong
Division of Gastroenterology, McMaster University, Hamilton, ON, Canada
Aliment Pharmacol Ther 28:841-53. 2008..Management strategies for gastro-oesophageal reflux disease (GERD) are often inconsistent with the proposition that it is a persistent or chronic disease...
Point-of-care, peer-comparator colonoscopy practice audit: The Canadian Association of Gastroenterology Quality Program--EndoscopyDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton
Can J Gastroenterol 25:13-20. 2011..Point-of-care practice audits allow documentation of procedural outcomes to support quality improvement in endoscopic practice...
Motion - All patients with GERD should be offered once in a lifetime endoscopy: arguments for the motionDavid Armstrong
McMaster University Medical Centre, Hamilton, Canada
Can J Gastroenterol 16:549-51. 2002..The published evidence suggests that the application of clear guidelines would not overwhelm health care resources, and that fewer than 20% of patients with Barrett's esophagus would eventually undergo endoscopic surveillance...
Oral rabeprazole vs. intravenous pantoprazole: a comparison of the effect on intragastric pH in healthy subjectsD Armstrong
Division of Gastroenterology, McMaster University, Hamilton, ON, Canada
Aliment Pharmacol Ther 25:185-96. 2007..Intravenous pantoprazole is often administered inappropriately to hospitalized patients who can take oral medications...
The construction of a new evaluative GERD questionnaire--methods and state of the artDavid Armstrong
McMaster University, Hamilton, Ont, Canada
Digestion 75:17-24. 2007....
The prevalence of Barrett's oesophagus in a cohort of 1040 Canadian primary care patients with uninvestigated dyspepsia undergoing prompt endoscopyS J O Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie University, Halifax, NS, Canada
Aliment Pharmacol Ther 23:595-9. 2006..The prevalence of Barrett's oesophagus in patients undergoing gastroscopy may be influenced by possible referral bias...
Validation of a 7-point Global Overall Symptom scale to measure the severity of dyspepsia symptoms in clinical trialsS J O Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie University, Halifax, NS, Canada
Aliment Pharmacol Ther 23:521-9. 2006..Currently there is no consensus on the optimal method to measure the severity of dyspepsia symptoms in clinical trials...
Symptom overlap in patients with upper gastrointestinal complaints in the Canadian confirmatory acid suppression test (CAST) study: further psychometric validation of the reflux disease questionnaireS V Van Zanten
Division of Gastroenterology, Department of Medicine, University of Alberta, Edmonton, AB, Canada
Aliment Pharmacol Ther 25:1087-97. 2007..The reflux disease questionnaire (RDQ) is a short, patient-completed instrument...
Economic evaluation of Helicobacter pylori eradication in the CADET-Hp randomized controlled trial of H. pylori-positive primary care patients with uninvestigated dyspepsiaN Chiba
Surrey GI Clinic Research, Guelph, Ontario, Canada
Aliment Pharmacol Ther 19:349-58. 2004..omeprazole and placebo antimicrobials (OPP) in the Canadian Adult Dyspepsia Empiric Treatment-H. pylori-positive (CADET-Hp) study...
The pharmacodynamics and pharmacokinetics of S-tenatoprazole-Na 30 mg, 60 mg and 90 mg vs. esomeprazole 40 mg in healthy male subjectsR H Hunt
Farncombe Family Digestive Disease Research Institute, Division of Gastroenterology, McMaster University and Hamilton Health Sciences, Hamilton, ON, Canada
Aliment Pharmacol Ther 31:648-57. 2010..Racemic tenatoprazole 40 mg/day provides more prolonged acid suppression than esomeprazole 40 mg/day...
Low prevalence of Helicobacter pylori infection in Canadian children: a cross-sectional analysisIdit Segal
Department of Pediatrics, Division of Gastroenterology, BC Children s Hospital, Vancouver, Canada
Can J Gastroenterol 22:485-9. 2008..To date, few studies have assessed the prevalence of H pylori in Canadian children, with studies limited to Aboriginal communities and single tertiary care centres from Ontario and Quebec...
Validation of the GSFQ, a self-administered symptom frequency questionnaire for patients with gastroesophageal reflux diseasePierre Pare
Division of Gastroenterology, Centre Hospitalier Affilié Universitaire de Québec Hôpital St Sacrement, 1050 Chemin Ste Foy, Quebec City, Quebec G1S 4L8, Canada
Can J Gastroenterol 17:307-12. 2003..The present article presents the validation of the short, self-administered GERD Symptom Frequency Questionnaire (GSFQ)...
Evidence-based recommendations for short- and long-term management of uninvestigated dyspepsia in primary care: an update of the Canadian Dyspepsia Working Group (CanDys) clinical management toolSander J O Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie Medical School, Dalhousie University, Queen Elizabeth II Health Sciences Centre, 1278 Tower Road, Halifax, Nova Scotia B3H 2Y9, Canada
Can J Gastroenterol 19:285-303. 2005..When starting nonsteroidal anti-inflammatory drugs for a prolonged course, testing and treatment with H2RAs are advised if patients have a history of previous ulcers or ulcer bleeding...
Do physicians correctly assess patient symptom severity in gastro-oesophageal reflux disease?C A Fallone
Division of Gastroenterology, McGill University Health Center, Montreal, QC, Canada
Aliment Pharmacol Ther 20:1161-9. 2004..The accuracy of physicians' assessment of the severity of gastro-oesophageal reflux disease is unclear...
Predictable prolonged suppression of gastric acidity with a novel proton pump inhibitor, AGN 201904-ZR H Hunt
Division of Gastroenterology, McMaster University and Hamilton Health Science Centre, Hamilton, ON, Canada
Aliment Pharmacol Ther 28:187-99. 2008..AGN 201904-Z is a new, slowly absorbed, acid-stable pro-proton pump inhibitor (pro-PPI) rapidly converted to omeprazole in the systemic circulation giving a prolonged residence time...
Test and treat strategies for Helicobacter pylori in uninvestigated dyspepsia: a Canadian economic analysisJ K Marshall
Division of Gastroenterology, McMaster University Medical Centre, Hamilton, Ontario, Canada
Can J Gastroenterol 14:379-88. 2000..Decision analysis was used to compare the cost effectiveness of empirical ranitidine with a test and treat strategy using either H pylori serology or the 13carbon-urea breath test (13C-UBT)...
Pantoprazole rapidly improves health-related quality of life in patients with heartburn: a prospective, randomized, double blind comparative study with nizatidinePierre Pare
Hôpital St Sacrement, Division of Gastroenterology, 1050, Chemin Ste Foy, Quebec G1S 4L8, Canada
J Clin Gastroenterol 37:132-8. 2003..In the absence of an objective marker such as erosions, assessment of treatment efficacy can be based on symptoms and HRQoL...
Intravenous proton pump inhibitor therapy: a rationale for useDavid Armstrong
Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Rev Gastroenterol Disord 5:S18-30. 2005..IV PPIs, preoperatively and in the intensive care setting, effectively reduce gastric acidity, but there are no convincing data that this confers any significant clinical benefit compared with other therapeutic strategies...
Esomeprazole 40 mg once a day in patients with functional dyspepsia: the randomized, placebo-controlled "ENTER" trialSander Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie University, Halifax, Canada
Am J Gastroenterol 101:2096-106. 2006..However, at 4 wk, esomeprazole was significantly more effective than placebo for symptom relief. The difference in therapeutic gain between 4 and 8 wk was largely due to a higher placebo response rate at 8 wk...
The role of acid suppression in patients with endoscopy-negative reflux disease: the effect of treatment with esomeprazole or omeprazoleD Armstrong
McMaster University Medical Centre, Ontario, Canada
Aliment Pharmacol Ther 20:413-21. 2004..Standard-dose proton pump inhibitors can provide symptom relief in endoscopy-negative reflux disease but the effect of greater acid suppression has not been studied...
Endoscopic evaluation of gastro-esophageal reflux diseaseD Armstrong
Division of Gastroenterology, McMaster University Medical Centre, Hamilton, Ontario, Canada
Yale J Biol Med 72:93-100. 1999..Non-erosive changes such as erythema may be ignored on the basis of present evidence, and there are no clear data to support the use of endoscopic biopsies for the diagnosis of GERD...
Economic analysis of home vs hospital-based parenteral nutrition in Ontario, CanadaJohn K Marshall
Department of Medicine, Division of Gastroenterology, McMaster University Medical Center, Hamilton, Ontario, Canada
JPEN J Parenter Enteral Nutr 29:266-9. 2005..We undertook a retrospective cohort study of patients transferred from hospital to home while receiving home parenteral nutrition (PN) to assess their costs of care...
The gain in quality-adjusted life months by switching to esomeprazole in those with continued reflux symptoms in primary care: EncomPASS--a cluster-randomized trialPaul Moayyedi
Division of Gastroenterology, Department of Medicine, McMaster University Medical Centre, Hamilton, Ontario, Canada
Am J Gastroenterol 105:2341-6. 2010..We expressed the data in terms of cost per quality-adjusted life months (QALM), as this was a 4-week trial...
A randomized controlled trial of laparoscopic nissen fundoplication versus proton pump inhibitors for treatment of patients with chronic gastroesophageal reflux disease: One-year follow-upMehran Anvari
Centre for Minimal Access Surgery, Department of Surgery, St Joseph s Healthcare, 50 Charlton Ave E, Hamilton, ON, L8N 4A6 Canada
Surg Innov 13:238-49. 2006..Patients controlled on long-term proton pump inhibitor therapy for chronic gastroesophageal reflux disease are excellent surgical candidates and should experience improved symptom control after surgery at 1 year...
Bacterial overgrowth syndrome in myotonic muscular dystrophy is potentially treatableMark A Tarnopolsky
Department of Pediatrics, McMaster University, 1200 Main Street West, HSC 2H26, Hamilton, Ontario L8N 3Z5, Canada
Muscle Nerve 42:853-5. 2010....
The construction of a new evaluative GERD questionnaire - methods and state of the artDavid Armstrong
HSC 4W8, Division of Gastroenterology, McMaster University, 1200 Mian Street West, Hamilton, Ontario L8N 3Z5, Canada
Digestion 70:71-8. 2004....
A randomized multicenter trial to evaluate simple utility elicitation techniques in patients with gastroesophageal reflux diseaseHolger J Schunemann
Department of Medicine, School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, New York, USA
Med Care 42:1132-42. 2004..We evaluated whether the administration of marker states improves measurement properties of the FT and SG...
A comparison of narrative and table formats for presenting hypothetical health states to patients with gastrointestinal or pulmonary diseaseHolger J Schunemann
McMaster University Health Sciences Centre, Room 2C12, Hamilton, Ontario, L8N 3Z5, Canada
Med Decis Making 24:53-60. 2004..Investigators should consider using the table presentation for describing health states to subjects who are not familiar with these states of health...
Injection of botulinum toxin A to the upper esophageal sphincter for oropharyngeal dysphagia in two patients with inclusion body myositisLouis W C Liu
Hamilton Health Sciences, Hamilton, Ontario, Canada
Can J Gastroenterol 18:397-9. 2004....
Body-weight-support treadmill training improves blood glucose regulation in persons with incomplete spinal cord injuryStuart M Phillips
Department of Kinesiology, Exercise and Metabolism Research Group, Centre for Health Promotion and Rehabilitation, McMaster University, 1280 Main St West, Hamilton, ON, Canada L8S 4K1
J Appl Physiol 97:716-24. 2004..Increases in the capacity for transport and phosphorylation glucose in skeletal muscle likely play a role in these adaptations...
Addition of glutamine to essential amino acids and carbohydrate does not enhance anabolism in young human males following exerciseSarah B Wilkinson
Exercise Metabolism Research Group, Department of Kinesiology, McMaster University, 1280 Main St. West, Hamilton, ON L8S 4K1, Canada
Appl Physiol Nutr Metab 31:518-29. 2006..The addition of glutamine to a CHO + EAA beverage had no effect on post-exercise muscle glycogen resynthesis or muscle protein synthesis, but may suppress a rise in whole-body proteolysis during the later stages of recovery...
A randomized trial comparing omeprazole, ranitidine, cisapride, or placebo in helicobacter pylori negative, primary care patients with dyspepsia: the CADET-HN StudySander J O Veldhuyzen van Zanten
Division of Gastroenterology, Dalhousie University, Halifax, Nova Scotia, Canada
Am J Gastroenterol 100:1477-88. 2005..CONCLUSION: Treatment with omeprazole provides superior symptom relief compared to ranitidine, cisapride, and placebo in the treatment of H. pylori negative primary care dyspepsia patients...
The Canadian Registry on Nonvariceal Upper Gastrointestinal Bleeding and Endoscopy (RUGBE): Endoscopic hemostasis and proton pump inhibition are associated with improved outcomes in a real-life settingAlan Barkun
Department of Medicine, Division of Gastroenterology, McGill University, Montreal, Canada
Am J Gastroenterol 99:1238-46. 2004..Independent prospective validation of these observational findings is now required...
Efficacy of H2 receptor antagonists in the treatment of gastroesophageal reflux disease and its symptomsG Tougas
Division of Gastroenterology, McMaster University Medical Centre, Hamilton, Ontario
Can J Gastroenterol 11:51B-54B. 1997..The availability of H2 receptor antagonists for over-the-counter use will increase their use for mild and intermittent disease but is unlikely to alter the need for more potent acid suppression in aggressive reflux disease...
Photodynamic therapy for Barrett's esophagus with high-grade dysplasia: a cost-effectiveness analysisDan Comay
Department of Medicine, Divison of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Can J Gastroenterol 21:217-22. 2007..To assess the cost-effectiveness of photodynamic therapy (PDT) and esophagectomy (ESO) relative to surveillance (SURV) for patients with Barrett's esophagus (BE) and high-grade dysplasia (HGD)...
Survey of current perspectives on laryngopharyngeal reflux among Canadian otolaryngologistsTaryn Davids
Division of Otolaryngology, Head and Neck Surgery, University of Toronto, Toronto, ON, Canada
J Otolaryngol Head Neck Surg 37:196-202. 2008..Despite consensus guidelines, the presentation, diagnosis, and treatment remain controversial. We surveyed Canadian otolaryngologists to assess current perspectives...
Consumption of fluid skim milk promotes greater muscle protein accretion after resistance exercise than does consumption of an isonitrogenous and isoenergetic soy-protein beverageSarah B Wilkinson
Exercise Metabolism Research Group, Department of Kinesiology, McMaster University, Hamilton, Canada
Am J Clin Nutr 85:1031-40. 2007..Proteins from different sources may differ in their ability to support muscle protein accretion because of different patterns of postprandial hyperaminoacidemia...
Effect on intragastric pH of a PPI with a prolonged plasma half-life: comparison between tenatoprazole and esomeprazole on the duration of acid suppression in healthy male volunteersRichard H Hunt
Division of Gastroenterology, McMaster University Medical Centre, Hamilton, Ontario, Canada
Am J Gastroenterol 100:1949-56. 2005..Thus, tenatoprazole may provide greater clinical efficacy for patients in whom a once daily PPI is ineffective. Further studies are indicated...
Validation of the Rockall scoring system for outcomes from non-variceal upper gastrointestinal bleeding in a Canadian settingRobert A Enns
Division of Gastroenterology, Department of Medicine, St Paul s Hospital, University of British Columbia, 300 1144 Burrard Street, Vancouver, BC, V6Z 2A5, Canada
World J Gastroenterol 12:7779-85. 2006..To validate the Rockall scoring system for predicting outcomes of rebleeding, and the need for a surgical procedure and death...
13C urea breath test for (Helicobacter pylori): evaluation of 10-minute breath collectionMarina Mauro
Department of Medicine, McMaster University, Hamilton, Ontario
Can J Gastroenterol 20:775-8. 2006..CONCLUSIONS: The (13)C UBT is an accurate, noninvasive test, even when the breath sample interval is reduced to 10 min. The present study confirms the validity of a cut-off point of 3.0 delta/1000 for the 10 min and 30 min (13)C UBT...
13C urea breath test for (Helicobacter pylori): determination of the optimal cut-off point in a Canadian community populationMarina Mauro
Division of Gastroenterology, Department of Medicine, McMaster University, Hamilton, Ontario
Can J Gastroenterol 20:770-4. 2006..The present study confirms the validity of a cut-off point of 3.0 delta/1000 for the (13)C UBT when used in a large Canadian community population according to a standard protocol...
Canadian home parenteral nutrition (HPN) registry: validation and patient outcomesG Fernandes
University Health Network, Toronto General Hospital, Toronto, Ontario, Canada
JPEN J Parenter Enteral Nutr 36:407-14. 2012..In Canada, there are an estimated 400 home parenteral nutrition (HPN) patients. In 2006, a registry was created to gather patient outcome information. The aim of this study was to validate the registry and report on HPN patient outcomes...
Angiography of primary central nervous system angiitis of childhood: conventional angiography versus magnetic resonance angiography at presentationR I Aviv
Division of Neuroradiology, Hospital for Sick Children, Toronto, Ontario, Canada
AJNR Am J Neuroradiol 28:9-15. 2007....
Evaluation of densitometric bone-muscle relationships in Crohn's diseaseMarina Mauro
Intestinal Disease Research Program and Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada
Bone 40:1610-4. 2007..Bone mass is affected both by nutrition and by muscular activity. Trauma excepted, the largest voluntary loads on bones come from muscle contraction, not body weight...
Canadian credentialing guidelines for esophagogastroduodenoscopyTerry Ponich
Division of Gastroenterology, University of Western Ontario, London, Canada
Can J Gastroenterol 22:349-54. 2008
Resistance training reduces fasted- and fed-state leucine turnover and increases dietary nitrogen retention in previously untrained young menDaniel R Moore
Exercise Metabolism Research Group, Department of Kinesiology, McMaster University, Hamilton, Ontario, Canada L8S 4K1
J Nutr 137:985-91. 2007..The increase in nitrogen balance after training demonstrates a more efficient utilization of dietary nitrogen, suggesting that protein requirements for novice weightlifters are not elevated...
Noninvasive verification of nasogastric tube placement using a magnet-tracking system: a pilot study in healthy subjectsPremysl Bercik
Division of Gastroenterology and Intestinal Disease Research Program, McMaster University Medical Center, Hamilton, Ontario, Canada
JPEN J Parenter Enteral Nutr 29:305-10. 2005..Recorded motor patterns are indicative of the position of the NG tube. Magnet tracking may be a useful tool for bedside placement of nasogastric and enteral feeding tubes...
Preference-based antithrombotic therapy in atrial fibrillation: implications for clinical decision makingMalcolm Man-Son-Hing
Elisabeth Bruyere Research Institute and Division of Geriatric Medicine, University of Ottawa, Ottawa, Ontario, Canada
Med Decis Making 25:548-59. 2005..The authors compared the thresholds for antithrombotic treatment from studies that determined or modeled the treatment preferences of patients with atrial fibrillation with recommendations from clinical practice guidelines...
Health-related quality of life and the transformation of symptomsDavid Armstrong
Department of General Practice, King s College London, London, UK
Sociol Health Illn 29:570-83. 2007..Other contemporary examples of these free-floating symptoms reinforce the argument that the nature and meaning of symptoms has been transformed over recent decades...
Esomeprazole 40 mg and 20 mg is efficacious in the long-term management of patients with endoscopy-negative gastro-oesophageal reflux disease: a placebo-controlled trial of on-demand therapy for 6 monthsNicholas J Talley
Department of Medicine, University of Sydney, Clinical Science Building, Nepean Hospital, Penrith, Australia
Eur J Gastroenterol Hepatol 14:857-63. 2002..On-demand therapy may offer an effective approach to the long-term management of gastro-oesophageal reflux disease (GORD) without oesophagitis...
Cetylated fatty acids improve knee function in patients with osteoarthritisRobert Hesslink
Hesslink Ventures, San Diego, California, USA
J Rheumatol 29:1708-12. 2002..CFA may be an alternative to the use of nonsteroidal antiinflammatory drugs for the treatment of OA...
GERD 2003 -- a consensus on the way aheadSteven F Moss
Brown University, Providence, R.I, USA
Digestion 67:111-7. 2003..Intestinal metaplasia in the lower esophagus is probably very common. Whether and how to, first, screen for, and then, perform surveillance in Barrett's esophagus remains highly problematic and contentious...
Determination of ReQuest-based symptom thresholds to define symptom relief in GERD clinical studiesVincenzo Stanghellini
S Orsola Malpighi University Hospital, Bologna, Italy
Digestion 75:55-61. 2007....
Determination of ReQuest-based symptom thresholds to define symptom relief in GERD clinical studiesVincenzo Stanghellini
Department of Internal Medicine and Gastroenterology, University of Bologna, S Orsola Malpighi University Hospital, Via Massarento 9, IT 40138 Bologna, Italy
Digestion 71:145-51. 2005....
Simple clinical predictors may obviate urgent endoscopy in selected patients with nonvariceal upper gastrointestinal tract bleedingJoseph Romagnuolo
Departments of Medicine and Biometry, Bioinformatics and Epidemiology, Medical University of South Carolina, 96 Jonathan Lucas Street, Charleston, SC 29425, USA
Arch Intern Med 167:265-70. 2007..The aims of this study were to predict whether the modified BRS (mBRS) can predict (1) endoscopic high-risk stigmata (HRS) and (2) rebleeding and mortality...
GERD evaluation: time for a new paradigm?Irvin M Modlin
Yale University School of Medicine, New Haven, CT 06520, USA
J Clin Gastroenterol 41:237-41. 2007..We propose that accurate symptom delineation complemented with endoscopy performed in selected groups of patients will become the mainstay in diagnosis of GERD and the assessment of therapy efficacy...
The Work Productivity and Activity Impairment Questionnaire for Patients with Gastroesophageal Reflux Disease (WPAI-GERD): responsiveness to change and English language validationPeter Wahlqvist
AstraZeneca R and D, Molndal, Sweden
Pharmacoeconomics 25:385-96. 2007..A validated productivity questionnaire, the Work Productivity and Activity Impairment questionnaire for Gastroesophageal Reflux Disease (WPAI-GERD), exists for Swedish patients with GERD...
Women and health care professionals' preferences for Down's Syndrome screening tests: a conjoint analysis studyAmanda J Bishop
Psychology and Genetics Research Group, King's College London, UK
BJOG 111:775-9. 2004..This may result in screening policies that overweight timing in the selection of a test to the relative neglect of tests associated with lower miscarriage rates and higher detection rates but conducted later in pregnancy...
Provider and patient perspectives regarding health care for war-related health concernsJamie D Davis
Deployment Health Clinical Center, Walter Reed Army Medical Center, Washington, DC, USA
Patient Educ Couns 68:52-60. 2007..To gain insight about Department of Defense providers' and health care beneficiaries' opinions regarding provider-patient communication of health care for post-deployment health concerns...
The effect of sham feeding on neurocardiac regulation in healthy human volunteersM V Kamath
Department of Medicine, McMaster University, Hamilton, Canada
Can J Gastroenterol 21:721-6. 2007..Sham feeding stimulates gastric acid secretion by means of vagal efferent pathways. It is not known, however, whether activation of vagal efferent pathways is organ- or stimulus-specific...
Effect of high-dose fluticasone propionate on bone density and metabolism in children with asthmaAmanda L Griffiths
Department of Respiratory and Sleep Medicine, Monash Medical Centre, Clayton, and Centre for Heart and Chest Research, Monash University, Melbourne, Australia
Pediatr Pulmonol 37:116-21. 2004..This fell to 6/37 (16.2%) with bone age correction (NS). In conclusion, no significant reduction in bone metabolism or bone age-corrected bone mineral density was observed in children with asthma on prolonged high doses of inhaled FP...
Accuracy of bracket placement by orthodontists and inexperienced dental studentsDavid Armstrong
Department of Orthodontics, Faculty of Dentistry, Sydney Dental Hospital, The University of Sydney, Surry Hills, NSW, Australia
Aust Orthod J 23:96-103. 2007..Well-finished orthodontic treatment begins with accurate positioning of the brackets on the teeth...
Does the treatment of gastroesophageal reflux disease (GERD) meet patients' needs? A survey-based studyRoger Jones
King s College London, GKT Department of General Practice and Primary Care, UK
Curr Med Res Opin 22:657-62. 2006..A number of different therapies are prescribed to control the disease. This survey-based study was carried out to assess patients' and physicians' perceptions of GERD and its treatment...
A novel end point to assess a resident's ability to perform hand-assisted versus straight laparoscopy for left colectomy: is there really a difference?Bradley J Champagne
Department of Surgery, Case Medical Center, Cleveland, OH 44106, USA
J Am Coll Surg 207:554-9. 2008..We measured the percentage of cases completed by a resident as the operating surgeon as the primary end point to determine the most effective approach for teaching laparoscopic colectomy...
Chronic illness: epidemiological or social explosion?David Armstrong
Department of General Practice, King s College London, London, UK
Chronic Illn 1:26-7; discussion 28-9. 2005
What constructs do GPs use when diagnosing psychological problems?David Armstrong
Department of General Practice, Guy s, King s and St Thomas School of Medicine, Kings College London
Br J Gen Pract 54:580-3. 2004..The mismatch between general practice and psychiatric diagnosis of psychological problems has been frequently reported...
Canadian credentialing guidelines for endoscopic retrograde cholangiopancreatographyJohnathon Springer
St Joseph's Health Centre, Toronto, Canada
Can J Gastroenterol 22:547-51. 2008
Eliciting patients' concerns: a randomised controlled trial of different approaches by the doctorMalcolm McLean
Henfield Medical Centre, West Sussex
Br J Gen Pract 54:663-6. 2004..Although a 'patient-centred' approach to general practice consultation is widely advocated, there is mixed evidence of its benefits...
