selected scholarly activity
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books
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chapters
- Hernia, Hiatus in Adults. 878-884. 2008
- Reflux, Gastroesophageal in Adults. 1596-1603. 2008
- Recent Advances in Gastrointestinal Radiology. 215-238. 1986
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conferences
- <title>2048 x 2048 (2K) digital videofluorography (DVF): a clinical perspective</title>. Proceedings of SPIE - The International Society for Optical Engineering. 335-339. 1997
- ON THE PROGNOSIS OF PATIENTS ADMITTED TO CORONARY-CARE UNIT WITH CHEST PAIN NYD. Clinical Research. A372-A372. 1991
- STRATEGIES FOR DIAGNOSIS OF GASTROINTESTINAL CANCERS. LARGE BOWEL CANCER : POLICY, PREVENTION, RESEARCH AND TREATMENT. 165-180. 1991
- EVENTUAL DIAGNOSES AND OUTCOME IN PATIENTS DISCHARGED FROM CORONARY-CARE WITH UNDIAGNOSED CHEST PAIN. Gut. A1446-A1446. 1989
- STRESS INDUCTION OF NON-CARDIAC CHEST PAIN. Gastroenterology. A222-A222. 1988
- PATIENTS PREFERENCE FOR COLONOSCOPY OR FLEXIBLE SIGMOIDOSCOPY PLUS BARIUM ENEMA. Gastrointestinal Endoscopy. 211-211. 1988
- CO2 V AIR - AN EVALUATION OF DISCOMFORT AFTER COLONOSCOPY. Gut. A1370-A1370. 1987
- DEFECOGRAPHIC FINDINGS IN YOUNG HEALTHY-VOLUNTEERS. Gut. A1361-A1362. 1987
- COLONOSCOPY OR BARIUM ENEMA - WHICH WOULD YOU RATHER. American Journal of Gastroenterology. 958-958. 1987
- FLEXIBLE SIGMOIDOSCOPY (S) PLUS DOUBLE CONTRAST BARIUM ENEMA (DCBE) VS COLONOSCOPY (CS) IN RECTAL BLEEDING. Gastroenterology. 1448-1448. 1987
- RELATIONSHIP OF PYLORIC MOTILITY TO TRANSPYLORIC FLOW IN HEALTHY-SUBJECTS. Gastroenterology. 1673-1673. 1987
- THE EFFECT OF GLUCAGON ON ESOPHAGEAL PERISTALSIS AND CLEARANCE. Gastroenterology. 1297-1297. 1987
- RELATIONSHIP OF PYLORIC MOTILITY TO TRANSPYLORIC FLOW IN HEALTHY-SUBJECTS. Clinical and Investigative Medicine. B128-B128. 1987
- ENDOSCOPY OR BARIUM MEAL FOR DYSPEPSIA - A STUDY ON PATIENT PREFERENCE. Gastrointestinal Radiology. 292-292. 1986
- A COMPARISON OF COSTS OF PERFORMING DOUBLE CONTRAST BARIUM ENEMA PLUS FLEXIBLE SIGMOIDOSCOPY VS COLONOSCOPY TO EXAMINE THE LARGE-BOWEL. Gastroenterology. 1472-1472. 1986
- COMPARED COSTS OF COLONIC IMAGING - BARIUM ENEMA PLUS FLEXIBLE SIGMOIDOSCOPY VS COLONOSCOPY. Clinical and Investigative Medicine. A47-A47. 1986
- DISCOMFORT AFTER DOUBLE CONTRAST BARIUM ENEMA - A PROSPECTIVE-STUDY OF CARBON-DIOXIDE AND AIR FOR GAS CONTRAST. Gut. A582-A582. 1985
- GALLBLADDER (GB) EMPTYING IN RELATION TO DUODENAL INTERDIGESTIVE MIGRATING MOTOR CONTRACTIONS (MMC). Gastroenterology. 1616-1616. 1985
- PANCREATIC-ABSCESS SECONDARY TO BILIARY PANCREATITIS - TREATMENT BY A COMBINATION OF ENDOSCOPIC BILIARY SPHINCTEROTOMY AND PERCUTANEOUS DRAINAGE. Clinical and Investigative Medicine. A104-A104. 1985
- REDUCED PATIENT DISCOMFORT USING CARBON-DIOXIDE FOR BARIUM ENEMA - A RANDOMIZED DOUBLE-BLIND PROSPECTIVE-STUDY. Clinical and Investigative Medicine. A101-A101. 1985
- RANDOMIZED SINGLE-BLIND CONTROLLED TRIAL OF 2 REGIMENS OF BOWEL PREPARATION FOR BARIUM ENEMA. Drug Intelligence and Clinical Pharmacy. 478-478. 1981
- NECROTIZING ENTEROCOLITIS - RADIOLOGICAL-PATHOLOGICAL CORRELATION. British Journal of Radiology. 1009-1009. 1979
- RADIOLOGY OF THE RECTUM - CHALLENGE. American Journal of Roentgenology. 344-345. 1979
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journal articles
- The Canadian Radiological Foundation: Historical Recollections. Canadian Association of Radiologists Journal. 69:343-345. 2018
- Ultrasound Training for Nonradiologists. Canadian Association of Radiologists Journal. 65:286-286. 2014
- Bowel Preparation Suitable for Same-day Computed Tomography Colonography and Colonoscopy. Canadian Association of Radiologists Journal. 62:256-259. 2011
- Bowel Preparation Regimen for Computed Tomography Colonography. Canadian Association of Radiologists Journal. 61:280-285. 2010
- The Benefits of Computed Tomographic Colonography in Reducing a Long Colonoscopy Waiting List. Canadian Association of Radiologists Journal. 61:33-40. 2010
- Two- and Three-Dimensional Examination of the Stomach (Virtual Gastroscopy): Technical Note. Canadian Association of Radiologists Journal. 61:41-43. 2010
- Colon imaging in radiology departments in 2008: goodbye to the routine double contrast barium enema.. Canadian Association of Radiologists Journal. 59:174-182. 2008
- Effect of intravenous Buscopan on colonic distention during computed tomography colonography.. Canadian Association of Radiologists Journal. 59:183-190. 2008
- Diagnostic yield of fibre-optic endoscopy in the operated stomach. British Journal of Surgery. 60:629-632. 2005
- Minimizing postcolonoscopy abdominal pain by using CO insufflation: A prospective, randomized, double blind, controlled trial evaluating a new commercially available CO delivery system. Gastrointestinal Endoscopy. 56:190-194. 2002
- Value of Double-Contrast Barium Enema Performed Immediately After Incomplete Colonoscopy. American Journal of Roentgenology. 176:943-945. 2001
- Colorectal cancer screening of high-risk individuals.. Canadian Association of Radiologists Journal. 52:17-19. 2001
- Sedation and Analgesia in Adult Patients: Evaluation of a Staged-Dose System Based on Body Weight for Use in Abdominal Interventional Radiology. Radiology. 216:653-659. 2000
- Low-Dose Nonenhanced Helical CT of Renal Colic: Assessment of Ureteric Stone Detection and Measurement of Effective Dose Equivalent. Radiology. 215:51-54. 2000
- Should technologists perform barium enemas?. Canadian Association of Radiologists Journal. 51:79-84. 2000
- Colorectal cancer imaging: A challenge for radiologists. Radiology. 214:615-621. 2000
- Utility of flexible sigmoidoscopy as an adjunct to double-contrast barium enema examination. Abdominal Radiology. 23:138-140. 1998
- A prospective blinded randomized trial comparing oral sodium phosphate and polyethylene glycol solutions for bowel preparation prior to barium enema. Clinical Radiology. 52:791-793. 1997
- Image Interpretation Session - Sunday, November 30, 1997. Radiographics. 17:1333-1344. 1997
- Towards filmless and distance radiology. The Lancet. 350:657-660. 1997
- Colonic mucosal blanching: An iatrogenic lesion. Illustrated Case Reports in Gastroenterology. 4:1-6. 1997
- Outcome of patients discharged from a coronary care unit with a diagnosis of "chest pain not yet diagnosed".. CANADIAN MEDICAL ASSOCIATION JOURNAL. 155:541-546. 1996
- Helicobacter pylori in the pathogenesis of disease. American Journal of Roentgenology. 166:209-210. 1996
- Infection with Helicobacter pylori.. American Journal of Roentgenology. 166:209-210. 1996
- Improving visualization of distal and terminal ileumduring the small bowel meal: An evaluation of fluoroscopic manoeuvres. Clinical Radiology. 50:548-552. 1995
- Radiology in the detection and prevention of colorectal cancer. European Journal of Cancer. 31:1121-1126. 1995
- Screening for colorectal cancer and suspected lower gastrointestinal bleeding. Abdominal Radiology. 20:381-383. 1995
- Digital subtraction in defecography. Abdominal Radiology. 20:245-247. 1995
- Premature contraction of the cricopharyngeus: a new sign of gastroesophageal reflux disease. Abdominal Radiology. 20:225-229. 1995
- Liver biopsy. The BMJ. 310:738-738. 1995
- Missed diagnosis of colorectal carcinoma at barium enema examination.. Radiology. 194:580-580. 1995
- Liver biopsy. Interventional radiology teams can provide prompt analgesia and care monitoring. The BMJ. 310:738-738. 1995
- Radiology in screening for colorectal cancer.. ACTA GASTRO-ENTEROLOGICA BELGICA. 58:284-289. 1995
- Colorectal cancer overlooked at barium enema examination and colonoscopy: a continuing perceptual problem.. Radiology. 192:373-378. 1994
- Pneumatic reduction of intussusception using carbon dioxide. Pediatric Radiology. 24:296-297. 1994
- New regulations hurting radiology.. CANADIAN MEDICAL ASSOCIATION JOURNAL. 151:11-12. 1994
- RADIOLOGIC RESEARCH IN CANADA - INTRODUCTION TO A SERIES. Canadian Association of Radiologists Journal. 45:176-176. 1994
- Colon cancer detection: An algorithm using endoscopy and barium enema. Clinical Radiology. 49:170-175. 1994
- Same-day computed tomography during arterial portography and delayed high-dose iodine computed tomography: an efficient approach to imaging potentially resectable liver tumours.. Canadian Association of Radiologists Journal. 44:262-266. 1993
- Optimum dosage of Hyoscine-N-Butylbromide for biphasic barium meals. Clinical Radiology. 48:71-71. 1993
- Radiology and endoscopy in the pretreatment diagnostic management of colorectal cancer. Cancer. 71:4198-4206. 1993
- Radiology and endoscopy in the pretreatment diagnostic management of colorectal cancer.. Cancer. 71:4198-4206. 1993
- Audible radiation monitors: the value in reducing radiation exposure to fluoroscopy personnel.. American Journal of Roentgenology. 160:407-408. 1993
- Delayed perforation of a duodenal diverticulum by a biliary endoprosthesis.. Canadian Association of Radiologists Journal. 44:45-48. 1993
- CT portography and delayed high dose iodine CT. Clinical Radiology. 47:1-6. 1993
- Safety and efficacy of high kV biliary lithotripsy: preliminary experience.. American Journal of Gastroenterology. 87:1744-1746. 1992
- Sonographic Changes during Hepatic Interstitial Laser Photocoagulation. Investigative Radiology. 27:804-813. 1992
- Sonographic changes during hepatic interstitial laser photocoagulation. An investigation of three optical fiber tips.. Investigative Radiology. 27:804-813. 1992
- Optimizing gallbladder stone lithotripsy: an international survey.. Radiology. 184:735-739. 1992
- Pain following colonoscopy: elimination with carbon dioxide. Gastrointestinal Endoscopy. 38:564-567. 1992
- Relation of pyloric motility to pyloric opening and closure in healthy subjects.. Gut. 33:466-471. 1992
- The gastrocolic trunk and its tributaries: CT evaluation.. Radiology. 182:871-877. 1992
- CT arterial portography and delayed CT in assessment of suitability for liver resection: Problems and pitfalls in implementation. Clinical Radiology. 45:55-56. 1992
- Contrast medium gel for marking vaginal position during defecography.. Radiology. 182:278-279. 1992
- Single-visit screening and treatment of first-degree relatives. Diseases of the Colon and Rectum. 34:1120-1124. 1991
- Barium meal or endoscopy? A prospective randomized study of patient preference and physician decision making. Clinical Radiology. 44:317-321. 1991
- THE 1ST STERLING-WINTHROP-IMAGING-RESEARCH-INSTITUTE AWARDS. Journal of the Canadian Association of Radiologists. 42:86-86. 1991
- The first Sterling-Winthrop Imaging Research Institute Awards.. Canadian Association of Radiologists Journal. 42:86. 1991
- Dysphagia: Diagnosis and Treatment. Radiology. 178:480-480. 1991
- Laxatives prior to small bowel follow-through: Are they necessary for a rapid and good-quality examination?. Gastrointestinal Radiology. 15:66-68. 1990
- Perforating duodenal diverticulitis. Gastrointestinal Radiology. 15:156-158. 1990
- The Sterling-Winthrop Imaging Research Institute.. Canadian Association of Radiologists Journal. 41:258. 1990
- Double-contrast barium enema studies: effect of multiple reading on perception error.. Radiology. 175:155-156. 1990
- Perforating duodenal diverticulitis.. Gastrointestinal Radiology. 15:156-158. 1990
- Defecography in normal volunteers: results and implications.. Gut. 30:1737-1749. 1989
- Role of endoscopy in the diagnosis of cancer: a consensus statement prepared by a working party of the International Union against Cancer.. Cancer Research. 49:6822-6827. 1989
- The effect of glucagon on esophageal peristalsis and clearance. Gastrointestinal Radiology. 14:100-102. 1989
- Interobserver variation in the interpretation of abdominal radiographs.. Radiology. 171:69-71. 1989
- Radiology of gastro-oesophageal reflux. Clinical Radiology. 40:119-121. 1989
- Defaecography: Setting up a service. British Journal of Hospital Medicine. 41:460-466. 1989
- Defecography: a study of normal volunteers. Gut. 60:846-847. 1989
- Radiological appearance of migrating motor complex of the small intestine. Gastrointestinal Radiology. 13:215-218. 1988
- Continuing medical education and assessment of radiologists. Clinical Radiology. 39:575-577. 1988
- Prospective comparison of double contrast barium enema plus flexible sigmoidoscopy v colonoscopy in rectal bleeding: barium enema v colonoscopy in rectal bleeding.. Gut. 29:1188-1193. 1988
- Colorectal polyps: a correlation of radiological and pathological findings. Clinical Radiology. 39:407-411. 1988
- Cow's milk protein/soy protein allergy: gastrointestinal imaging.. Radiology. 167:721-723. 1988
- Proctography. International Journal of Colorectal Disease. 3:67-89. 1988
- Defecography commode.. Radiology. 166:891-892. 1988
- Symposium. Proctography. International Journal of Colorectal Disease. 3:67-89. 1988
- MARSHMALLOW SWALLOW - REPLY. Journal of the Canadian Association of Radiologists. 38:309-309. 1987
- Acute Biliary Pancreatitis. Journal of Clinical Gastroenterology. 9:4-7. 1987
- A comparison of Golytely and standard preparation for barium enema. Canadian Association of Radiologists Journal. 38:109-112. 1987
- Should radiologists perform endoscopy?. American Journal of Roentgenology. 147:1078-1081. 1986
- Driving Ability After Intravenous Fentanyl or Diazepam. Investigative Radiology. 21:717-719. 1986
- Comparison of endoscopy and barium swallow with marshmallow in dysphagia.. Canadian Association of Radiologists Journal. 37:73-75. 1986
- GALLBLADDER EMPTYING IN MAN RELATED TO FASTING DUODENAL MIGRATING MOTOR CONTRACTIONS. ANZ Journal of Surgery. 56:147-151. 1986
- Abstracts of scientific presentations. Abdominal Radiology. 11:291-299. 1986
- Parrish lecture: New horizons in GI radiology. Canadian Association of Radiologists Journal. 37:261-272. 1986
- The combination of endoscopic sphincterotomy and percutaneous abscess drainage in the management of complicated biliary pancreatitis. Canadian Association of Radiologists Journal. 37:238-242. 1986
- Pain after barium enema: effect of CO2 and air on double-contrast study.. Radiology. 157:35-36. 1985
- Galactose epimeraseless (GalE) mutant G30 ofSalmonella typhimuriumis a good potential live oral vaccine carrier for fimbrial antigens. FEMS Microbiology Letters. 28:317-321. 1985
- Rectal biopsy as a cause of rectal ulceration.. Radiology. 156:42-42. 1985
- Purification of the 25‐kDa Vibrio cholerae major outer‐membrane protein and the molecular cloning of its gene: ompV. The FEBS Journal. 148:385-390. 1985
- Torsion of a wandering spleen. Canadian Association of Radiologists Journal. 39:232-234. 1985
- How Not to do a Liver Biopsy. Journal of Clinical Gastroenterology. 6:399-400. 1984
- Dysplasia to carcinoma transformation in ulcerative colitis. American Journal of Roentgenology. 143:108-110. 1984
- Endoscopic removal of surgically inverted appendix. Gastrointestinal Endoscopy. 30:118-119. 1984
- Steerable catheter fluoroscopy in total esophageal obstruction. Canadian Association of Radiologists Journal. 35:399-400. 1984
- Distribution of gastric ulcers by double contrast barium meal with endoscopic correlation.. Canadian Association of Radiologists Journal. 34:296-297. 1983
- Benign gastric ulcer: a reliable radiologic diagnosis?. American Journal of Roentgenology. 141:331-333. 1983
- Radiologically assisted endoscopic papillotomy. Journal of the Canadian Association of Radiologists. 33:265-268. 1983
- The colitides.. Radiologic Clinics of North America. 20:797-817. 1982
- Cigarette smoking and duodenal coating with barium.. Canadian Association of Radiologists Journal. 33:77-79. 1982
- Rapid growth of carcinoma of the colon. Gastrointestinal Endoscopy. 28:19-21. 1982
- Evaluation of double contrast barium enemas performed by radiographic technologists.. Journal of Medical Imaging and Radiation Sciences. 13:110-111. 1982
- Evaluation of double contrast barium enemas performed by radiographic technologists.. Canadian Association of Radiologists Journal. 32:227-228. 1981
- The Standard Biphasic-Contrast Examination of the Stomach and Duodenum. Method, Results, and Radiological Atlas. Vol. 1 of Radiological Examination of the Gastrointestinal Tract. Radiology. 140:640-640. 1981
- Colorectal carcinoma missed on double contrast barium enema study: a problem in perception. American Journal of Roentgenology. 137:307-313. 1981
- Correlation between visualization and size of the areae gastricae and duodenal ulcer.. Radiology. 139:371-374. 1981
- Inaccuracy of radiographic measurements of colon polyps.. Canadian Association of Radiologists Journal. 32:21-23. 1981
- Calcified gastric duplication. Gastrointestinal Radiology. 5:235-238. 1980
- Who needs radiology?. Gastrointestinal Endoscopy. 26:119-125. 1980
- Routine double-contrast barium meal: appearance of normal duodenal papillae.. Diagnostic imaging. 49:6-14. 1980
- Changing patterns of neonatal necrotizing enterocolitis. Gastrointestinal Radiology. 4:169-175. 1979
- Strictures and other late complications of neonatal necrotising enterocolitis. Clinical Radiology. 30:25-31. 1979
- The distribution of gastric ulcers: Double contrast barium meal and endoscopy findings. Clinical Radiology. 28:617-624. 1977
- Fibre-endoscopy in patients who have undergone gastric surgery. Gut. 13:1026-1026. 1972