Others

Book Chapters

  • Colonic Diverticular Disease in Textbook of GI Surgery (Vol 2) In print

Published Abstracts

  • MIM De Zoysa, DN Samarasekara. Learning curve of endoscopic retrograde cholangiopancreaticography (ERCP) in a developing country: A review of the first 300 procedures. 20th International workshop on Therapeutic Endoscopy, Hong Kong. December 2005.
  • MNM Nuzair, MIM De Zoysa. Chronic inguinal pain following mesh repair of inguinal hernia: A questionnaire based study. 3rd International congress of the Asia Pacific hernia society, Singapore. October 2007
  • SN Pathirage, MIM De Zoysa. Effect of tea and coffee consumption occurrence of colorectal carcinoma: a case control study. Gastroenterological and Digestive Endoscopy Society, Annual Scientific sessions, November2009.
  • SMP Manjula, R Hendahewa, MIM De Zoysa. Does endoscopic retrograde cholangiography (ERCP) have a role in the diagnosis of biliary disorders? Gastroenterological and Digestive Endoscopy Society, Annual Scientific Sessions, November 2009.
  • MIM De Zoysa, A Abayadeera, SN Pathirage. Synchronous lesions of colorectal cancer. Annual Academic Sessions of the College of Surgeons of Sri lanka and the International Conference of the SAARC Surgical Society, Colombo, August 2009.
  • MIM De Zoysa, A Abayadeera, SN Pathirage. Local invasion of colorectal cancer and spread to regional lymph nodes at the time of surgery. Annual Academic Sessions of The College of Surgeons of Sri lanka and the International Conference of the SAARC Surgical Society, Colombo, August 2009.
  • RS Hendahewa, M Amal Priyantha, I De Zoysa. An alternative reconstruction following pancreatico-duodenectomy to improve the post operative outcome. Annual Academic Sessions of The College of Surgeons of Sri lanka and the International Conference of the SAARC Surgical Society, Colombo, August 2009.
  • MIM De Zoysa, A Abayadeera, SN Pathirage. Gross configuration and histological grading of colorectal cancer. Annual Academic Sessions of The College of Surgeons of Sri lanka and the International Conference of the SAARC Surgical Society, Colombo, August 2009.
  • MIM De Zoysa, SN Pathirage, HSB Piyaratne. Quality and usability of information available in the internet on laparoscopic cholecystectomy. Annual Academic Sessions of The College of Surgeons of Sri lanka and the International Conference of the SAARC Surgical Society, Colombo, August 2009.
  • Abayadeera A, De Zoysa MIM, Pathirage SN. Phantom Breast pain and chronic pain after mastectomy. 122ndAnnual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2009.
  • Janaki SSAB, Hettiaarachchy DP, De Zoysa MIM. Comparison on the level of knowledge among rural and urban women in Colombo district regarding breast cancer. 122nd Annual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2009.
  • De Zoysa MIM, Abayadeera A, De Silva SKLA. Attitudes of post mastectomy patients towards breast reconstruction. 122nd Annual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2009.
  • De Zoysa MIM, De Silva SKLA, Pathirage SN, Corea EM, Masakoralage J. Pathogenic bacteria in theatre shoes and outdoor shoes. 122nd Annual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2009.
  • De Zoysa MIM, De Silva SKLA, Illeperuma A, Liyanaarachchi NK. Is routine histological examination of cholecystectomy specimens justifiable? 122nd Annual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2009.
  • De Zoysa MIM, Abayadeera A, De Silva SKLA. A comparison of self breast examination practices between post mastectomy and patients coming for screening. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • OJC Perera, WCV Peiris, MIM De Zoysa. Screening for breast cancer in users and non users of hormone replacement therapy (HRT). Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • De Zoysa MIM, De Silva SKLA. Consent for surgery- when should it be taken? Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • De Zoysa MIM, De Silva SKLA. An Audit on operative note writing. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • De Zoysa MIM, De Silva SKLA, N Fernando, T Mc Adam. Perceptions and expectations of undergraduate medical students of theatre based learning. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • Abayadeera A, De Zoysa MIM, De Silva SKLA. Chronic pain after breast surgery. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • KASS Dharmawardhane, SA Senaviratne, IT Ramanayake, WDD De Silva, K Sairam, DN Samarasekara, MIM De Zoysa. Unusual causes of upper gastrointestinal bleeding. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • Peiris WCV, Perera OJC, De Zoysa MIM. Incidence of breast disease in patients attending a specialized clinic for screening. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  •  MIM De Zoysa, A Abayadeera, SKLA De Silva. Self examination of the breast – a study on mastectomy patients. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • SSAB Janaki, DP Hettiaarachchy, MIM De Zoysa. A comparison on the level of knowledge among rural and urban women in Colombo district regarding breast cancer. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2008.
  • MIM De Zoysa, SKLA De Silva, A Illeperuma, NK Liyanaarachchi. Histopatological analysis of cholecystectomy specimens. Annual Academic Sessions of the College of Pathologists of Sri lanka, Colombo. August 2008.
  • Withanage I, Premachandra ND, Dissanayake DMHSGB, Nanayakkara PR, De Zoysa MIM. The place of ultrasonography used in combination with mammography to evaluate breast lumps in women under the age of 45 years. 120nd Annual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2007.
  • MNM Nuzair, MIM De Zoysa. Chronic pain following mesh repair of inguinal hernia. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. July 2007.
  • PR Nanayakkara, SW Kothalawala, MIM De Zoysa, DN Samarasekera. The distribution, histological variety and operability of the carcinoma oesophagus. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. July 2007.
  • Sivaganesh S, De Zoysa MIM, Samarasekera DN. Diagnostic endoscopic ultrasound; is it a reliable investigation? 119th Annual Scientific Sessions of the Sri lanka Medical Association, Colombo. March 2006.
  • DMHSGB Dissanayaka, MIM De Zoysa, S Sivaganesh. Are both mammography and ultrasonography essential in the evaluation of breast lump? Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2006.
  • MSB Thilakaratne, MIM De Zoysa, DN Samarasekera. The impact of endoanal ultrasound in the diagnosis of anorectal disorders. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2006.
  • MSB Thilakaratne, MIM De Zoysa, DN Samarasekera. Ulcerative colitis: is it only a distal disease in Sri Lanka? Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2006.
  • MIM De Zoysa, DN Samarasekera, G Jayasekera. Colonoscopy and biopsy of patients with ulcerative colitis: should it be done annually? The joint scientific Sessions of the College of Surgeons of Sri Lanka and the British Association of Surgical oncology, Colombo. August 2005.
  • MIM De Zoysa, P Gunawardena, N. Gunawardena, R Ubayasiri. Learning curve of endoscopic retrograde cholangio-pancreaticography (ERCP): a review of the first 150 procedures. Annual Scientific Sessions of the College of Surgeons of Sri Lanka, Colombo. August 2004.
  • SP Premaratne, SM Wijeratne, MIM De Zoysa, SADVR Senaratne, S Wickramasinghe, S Fernando, RH Hewapathirana. Development of a computerized endoscopic data base. Annual Sessions of The College of Surgeons of Sri lanka and the International Conference of the SAARC Surgical Society, Kandy. August 2003.
  • S Sivaganesh, MIM De Zoysa, AH Sheriffdeen. Optimal yield from a diagnostic mammography centre. International Conference and Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. August/ September 2002.
  • MIM De Zoysa, DN Samarasekera. Complete rectal prolapse: is it more common in members of the armed forces. International Conference and Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. August/ September 2002.
  • MIM De Zoysa, H Warren. Endoscopic injection of adrenaline for bleeding peptic ulcers: does it mean no more open surgery? International Conference and Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. August/ September 2002.
  • DN Samarasekera, MIM De Zoysa, AH Sheriffdeen. Role of endoscopic cholangio-pancreaticography (ERCP) in diagnosis of hepatobiliary and pancreatic diseases: our early experience. 113th Anniversary Academic Sessions of the Sri lanka Medical Association, Colombo. March 2000.
  • MIM De Zoysa, DN Samarasekera, AH Sheriffdeen. The role of therapeutic endoscopy in the management of esophageal varices in children and adults: does it mean no more open surgery? International Conference and Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. August 2000.
  • DN Samarasekera, MIM De Zoysa, MVC de Silva, R Dias. Inflammatory bowel disease in paediatric and adolescent age groups – a forgotten entity. International Conference and Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. August 2000.
  • DN Samarasekera, MIM De Zoysa, PAHA Gunawardena, AH Sheriffdeen. Endoscopic retrograde cholangio-pancreaticography (ERCP) in government hospital: constraints and results. Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. July 1999.
  • MIM De Zoysa, DN Samarasekera. Role of diagnostic and therapeutic gastro-intestinal endoscopy (GIE) in a paediatric hospital: an audit. Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. July 1999.
  • PAHA Gunawardena, DN Samarasekera, MIM De Zoysa, D Gunawardena, A Pallewatte, DS Perera, SP de Silva. Interventional radiological (IR) procedures in surgical gastroenterology: should we do more? Annual Scientific Sessions of The College of Surgeons of Sri lanka, Colombo. July 1999.
  • I de Zoysa, P Ranathunga, PA Goonaratne, Rudra Rasaratnam. Atrial septal defect in the 30 plus age group – should they be treated surgically? 108th Anniversary Academic Sessions of the Sri lanka Medical Association, Colombo. March 1995.
  • PA Goonaratne, I de Zoysa, R Rasaratnam. Pericardial patch closure of Atrial septal defects.108th Anniversary Academic Sessions of the Sri lanka Medical Association, Colombo. March 1995.

Services as Examiner Reviewer of Scientific Work

  • Manuscript Reviewer for Peer Reviewed International Journals
  • Manuscript Reviewer for Peer Reviewed National Journals
  • Service In National Committees

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