Position:
Professor
Division:
Gastroenterology
Research Interests:

Intestinal Diseases

Education:
B.Sc., Université du Montréal, Biology & Chemistry
MD, CM, McGill University
Clinical Fellow, University of Alberta, Gastroenterology
Recent Publications:
  • •Freeman HJ, Berean KW. Resolution of extensive paraneoplastic collagenous sprue and colitis after resection of colon cancer. Can J Gastroenterol 2006; 20: 357-360.
  • •Freeman HJ. Asymptomatic familial colon cancer with FDG-PET scanning for recurrent disease. Int J Gastrointestinal Cancer 2005; 36(3): 163-170.
  • •Freeman HJ. Hepatobiliary and pancreatic disorders in celiac disease. World J Gastroenterol 2006; 12: 1503-1508.
  • •Freeman HJ, Berean KW, Nimmo M. Evolution of collagenous colitis into severe and extensive ulcerative colitis. Can J Gastroenterology May 2007. 21(5): 315-318.
  • •Freeman HJ.  Application of the Montreal Classification for Crohn’s disease to a single clinician database of 1015 patients. Can J Gastroenterology June 2007, 21(6):363-366.
  • •Freeman HJ. Crohn’s disease initially diagnosed after age 60 years. Age and Aging, Sept 2007. 36:587-589.
  • •Freeman HJ. Granuloma-positive Crohn’s disease. Can J Gastroenterology Sept 2007, 21(9): 583-587.
  • •Freeman HJ.  Refractory celiac disease and sprue-like intestinal disease. World J Gastroenterol 2008; 14: 828-830.
  • •Freeman HJ. Adult autoimmune enteropathy. World J Gastroenterol 2008; 14: 1156-1158.
  • •Freeman HJ. Adult celiac disease followed by onset of systemic lupus erythematosus. J Clin Gastroenterol 2008; 42: 252-255.
  • •Freeman HJ. Adult celiac disease in the elderly. World J Gastroenterol 2008; 14: 6911-6914.
  • •Freeman HJ. Adult eosinophilic gastroenteritis and the hypereosinophilic syndromes. World J Gastroenterol 2008; 14: 6771-6773.
  • •Freeman HJ. Colorectal cancer risk in Crohn’s disease. World J Gastroenterol 2008; 14: 1810-1811.
  • •Freeman HJ. Complications of collagenous colitis. World J Gastroenterol 2008; 14: 1643-1645.
  • •Freeman HJ. Crypt region localization of intestinal stem cells in adults. World J Gastroenterol 2008; 14: 7160-7162.
  • •Freeman HJ. Diagnosis of adult celiac disease. Gastroenterology 2008; 101-108.
  • •Freeman HJ. Heterogeneity of colorectal adenomas, the serrated adenoma, and implications for screening and surveillance. World J Gastroenterol 2008; 14: 3461-3463.
  • •Freeman HJ. Intraductal papillary cystic neoplasms and other pancreatic cystic lesions. World J Gastroenterol 2008; 14: 2977-2979.
  • •Freeman HJ. Is narcotic addiction more prevalent in inflammatory bowel disease patients? Inflamm Bowel Dis 2008 Supplement; 14: S56.
  • •Freeman HJ. Melanosis in the small and large intestine. World J Gastroenterol 2008; 14: 4296-4299.
  • •Freeman HJ. Natural history and long-term clinical behavior of segmental colitis associated with diverticulosis (SCAD syndrome). Dig Dis Sci 2008; 53: 2452-2457.
  • •Freeman HJ. Neurological disorders in adult celiac disease. Can J Gastroenterol 2008; 22: 909-911.
  • •Freeman HJ. Pearls and pitfalls in the diagnosis of adult celiac disease. Can J Gastroenterol 2008; 22: 273-280.
  • •Freeman HJ. Proton pump inhibitors and an emerging epidemic of gastric fundic gland polyposis. World J Gastroenterol 2008; 14: 1318-1320.
  • •Freeman HJ. Recent developments in the role of Clostridium difficile in inflammatory bowel disease. World J Gastroenterol 2008; 14: 2794-2796.
  • •Freeman HJ. Segmental colitis associated with diverticulosis syndrome. World J Gastroenterol 14: 6442-6443.
  • •Freeman HJ. The spirit of Henry Normal Bethune and gastroenterology. World J Gastroenterol 2008; 14: 174-175.
  • •Freeman HJ. Use of Crohn’s disease activity index in clinical trials of biological agents. World J Gastroenterol 2008; 14: 4127-4130.
  • •Freeman HJ. Venous thromboembolism with inflammatory bowel disease. World J Gastroenterol 2008; 14: 991-993.
  • •Freeman HJ. What is the cancer risk in Crohn’s disease? Inflamm Bowel Dis 2008 Supplement; 14: S63.
  • •Freeman HJ, Berean K. Lethal neuroendocrine carcinoma in ulcerative colitis. World J Gastroenterol 2009; 15: 5882-5883.
  • •Freeman HJ, Gillett HR, Gillett PM, Oger J. Adult celiac disease with acetylcholine receptor antibody positive myasthenia gravis. World J Gastroenterol 2009; 15: 4741-4744.
  • •Freeman HJ, Webber DL, Meneghetti AT. An appendiceal neoplastic lesion. A case report and implications for colonoscopic screening and surveillance. Can J Gastroenterol 2009; 23: 379-381.
  • •Freeman HJ, Webber DL. Free perforation in collagenous sprue. World J Gastroenterol 2009; 15: 4446-4448.
  • •Freeman HJ. Adult celiac disease and its malignant complications.  Gut and Liver,  2009 Dec, 3(4): 237-246.
  • •Freeman HJ. Collagenous sprue: a distinctive and heterogeneous clinicopathologic disorder. Gastroenterol & Hepatol 2009; 5: 425-426.
  • •Freeman HJ. Longstanding eosinophilic gastroenteritis over 20 years. Can J Gastroenterol 2009; 23: 632-634.
  • •Freeman HJ. Long-term natural history of Crohn’s disease. World J Gastroenterol 2009; 15: 1315-1318.
  • •Freeman HJ. Malignancy in adult celiac disease. World J Gastroenterol 2009; 15: 1581-1583.
  • •Freeman HJ. Multifocal ulcerating stenoses of the small intestine. World J Gastroenterol 2009; 15: 4883-4885.
  • •Freeman HJ. Relevance of segmental colitis with diverticulosis (SCAD) to other forms of inflammatory bowel disease.  Can J Gastroenterol 2009; 23: 439-440.
  • •Freeman HJ. Selected luminal complications of adult celiac disease. Clin Exp Gastroenterol 2009; 2: 9-12..
  • •Freeman HJ. Tropheryma whipplei infection. World J Gastroenterol 2009; 15: 2078-2080.
  • •Freeman HJ, Chopra A, Clandinin MT, Thomson AB. Recent advances in celiac disease. 2010.
  • •Freeman HJ, Maguire J. Sellar inflammatory mass with inflammatory bowel disease. Can J Gastroenterol January 2010, 24(1): 58- 60.
  • •Freeman HJ, Nimmo M. Carpet-like polypoid lesion in collagenous colitis with giant cells. Can J Gastroenterol 2010; In press.
  • •Freeman HJ, Perry T, Webber DL, Chang SD, Loh M-Y. Mucinous carcinoma in Crohn’s disease originating in a fistulous tract. World J Gastrointestinal Oncol 2010; 2: 307-310.
  • •Freeman HJ, Salh B. Recurrent myopericarditis with extensive ulcerative colitis. Can J Cardiol 2010; 26: 549-550.
  • •Freeman HJ, Webber DL. Perivascular epithelioid cell neoplasm (PEComa) of the colon. World J Gastrointest Oncol 2010; 2: 205-208.
  • •Freeman HJ. Celiac disease (gluten-sensitive enteropathy). Minerva Gastroenterol Dietol 2010; 56: 245-249.
  • •Freeman HJ. Collagenous sprue. Can J Gastroenterol, 2010. In press.
  • •Freeman HJ. Hepatic manifestations of celiac disease. Clin Exper Gastroenterol 2010; 3: 1-7.
  • •Freeman HJ. Hepatitis B and celiac disease. Hepat Mon 2010; 10: 317.
  • •Freeman HJ. Limitations in the assessment of mucosal healing in inflammatory bowel disease. World J Gastroenterol 2010;16(1):  15-20.
  • •Freeman HJ. Mesenteric lymph node cavitation syndrome. World J Gastroenterol 2010; 16: 2991-2993.
  • •Freeman HJ. Reproductive changes associated with celiac disease. World J Gastroenterol 2010; 16: 5810-5814.
  • •Freeman HJ. Risk factors in familial forms of celiac disease. World J Gastroenterol 2010; 16: 1828-1831.
  • •Freeman HJ. Surveillance for colitis associated colon neoplasia. World J Gastroenterol 2010; 16: 4646-4651.
  • •Freeman HJ. Update on collagenous sprue. World J Gastroenterol January 2010;16(3):  296-298.
  • •Thomson AB, Chopra A, Clandinin MT, Freeman HJ. Recent advances in small bowel diseases. Part 1. World J Gastroenterol 2010.
  • •Thomson AB, Chopra A, Clandinin MT, Freeman HJ. Recent advances in small bowel diseases. Part 2. World J Gastroenterol 2010.
  • •Thomson AB, Li Q, Clandinin MT, Freeman HJ. Crohn’s disease and its comparison with ulcerative colitis. 2010.
  • •Freeman HJ. Duplicated appendix complicated by appendiceal cancer. World J Gastroenterol 2011; 17: 135-136.