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- W648653189 abstract "and purpose of the study.- 1 General aspects of laser.- 1.1. The properties of laser.- 1.1.1. Thermal action of laser.- 1.2. Types of laser.- 1.3. Clinical application of laser.- 1.3.1. Parameters of effective haemostasis.- 1.3.2. Endoscopic modalities and laser treatment for haemostasis.- 1.4. New developments in laser application.- 1.5. Conclusion.- 2 Application of laser energy in gastroenterology.- 2.1. Laser treatment in acute bleeding.- 2.2. Laser treatment of variceal bleeding.- 2.3. Laser treatment of non-variceal bleeding.- 2.3.1. Divergent selection criteria.- 2.3.2. Parameters for optimal haemostasis and optimal safety.- 2.4. Results of laser treatment.- 2.4.1. Haemostasis with the argon laser.- 2.4.2. Haemostasis with the Nd:YAG laser.- 2.4.3. Overall considerations.- 2.5. Comparison of laser with other endoscopic modalities in haemostasis.- 2.5.1. Experimental studies.- 2.5.2. Clinical studies.- 2.6. Conclusion and proposition for treatment of acute bleeding.- 3 Technical prerequisites, safety considerations and treatment settings in Amsterdam.- 3.1. Technical prerequisites.- 3.1.1. Laser equipment.- 3.1.2. Endoscopes.- 3.1.3. Auxilliary instruments.- 3.2. Safety considerations.- 3.3. Laser settings and treatment procedure.- 3.3.1. Mucosal vascular abnormalities as potentially bleeding lesions.- 3.3.2. Tumour treatment.- 3.4. Technical problems.- 3.5. Conclusion.- I: Haemostasis.- 4 Mucosal vascular abnormalities as potentially bleeding lesions in gastroenterology.- 4.1. Classification of vascular lesions.- 4.2. Mucosal vascular abnormalities.- 4.2.1. Pathology.- 4.2.2. Aetiology and pathogenesis.- 4.3. A ngiodysplasia.- 4.3.1. Symptomatology and associated diseases.- 4.3.2. Diagnosis.- 4.4. Telangiectasia.- 4.5. Treatment of mucosal vascular abnormalities.- 4.5.1. Surgery.- 4.5.2. Endoscopic treatment.- 4.5.3. Treatment in the presence of associated valvular heart disease.- 5. Laser treatment of mucosal vascular abnormalities as potentially bleeding lesions.- 5.1. Design of the study.- 5.1.1. Patients and methods.- 5.1.2. Treatment and technique.- 5.1.3. Evaluation of the results.- 5.2. Results of the study: descriptive part.- 5.2.1. Demographic data.- 5.2.2. Diagnostic and investigational data.- 5.3. Results of the study: laser treatment.- 5.3.1. Angiodysplasia.- 5.3.2. Telangiectasia.- 5.3.3. Haemangioma.- 5.4. Results of the study: outcome without laser intervention.- 5.5. Discussion.- 5.6. Conclusion.- II: Tumour Ablation.- 6 Laser treatment of colorectal adenomas.- 6.1. Introduction.- 6.1.1. Adenomas of the colon.- 6.1.2. Familial polyposis col.- 6.2. Prospective study of patients with colorectal adenomas and rectal stump polyps between 1979 and 1987.- 6.2.1. Preliminary results (1979-1984).- 6.2.2. Patients and methods (1979-1987).- 6.3. Results.- 6.3.1. Group 1, 150 patients with colorectal adenoma.- 6.3.2. Group 2, 30 patients with familial polyposis col.- 6.4. Follow-up observations.- 6.4.1. Effect of laser treatment after short and long exposure.- 6.4.2. Patients with malignant degeneration.- 6.5. Discussion.- 6.6. Conclusion.- 7. Palliation of gastro-oesophageal cancer.- 7.1. Introduction.- 7.2. Surgical treatment.- 7.2.1. Oesophageal cancer.- 7.2.2. Gastric cancer.- 7.3. Radiotherapy and chemotherapy.- 7.3.1. Oesophageal cancer.- 7.3.2. Gastric cancer.- 7.4. Endoscopic procedures.- 7.5. Conclusion.- 8 Laser photoablation in the palliation of gastro-oesophageal cancer.- 8.1. Design of the study.- 8.1.1. Patients and methods.- 8.1.2. Patient preparation and treatment.- 8.2. Evaluation of the results.- 8.3. Results.- 8.3.1. Demographic data.- 8.3.2. Treatment data.- 8.3.3. Adverse effects of laser treatment.- 8.4. Discussion.- 8.5 Conclusion.- 9. Treatment modalities in colorectal cancer.- 9.1. Introduction.- 9.2. Operative treatment: general surgery.- 9.2.1. Elective surgery.- 9.2.2. Emergency surgery.- 9.2.3. Palliative surgery.- 9.3. Operative treatment: local surgery.- 9.4. Radiotherapy.- 9.5. Chemotherapy.- 9.6. Laser photocoagulation.- 10. Laser photocoagulation in the palliation of colorectal cancer.- 10.1. Design of the study.- 10.1.1. Patients and methods.- 10.1.2. Patient preparation and treatment.- 10.2. Evaluation of results.- 10.3. Results.- 10.3.1. Demographic data.- 10.3.2. Treatment data.- 10.3.3. Adverse effects of laser treatment.- 10.4. Discussion.- 10.5. Conclusion.- 11. Laser photoablation of early gastrointestinal cancer.- 11.1. Introduction.- 11.2. Design of the study.- 11.3. Evaluation of the results.- 11.4. Results.- 11.4.1. Early gastric cancer.- 11.4.2. Early colonic cancer.- 11.5. Discussion.- 11.6. Conclusion.- 12. Laser photocoagulation in the small intestine.- 12.1. Design of the study.- 12.1.1. Patients, methods and technique.- 12.1.2. Evaluation of the results.- 12.2. Results.- 12.3. Discussion.- Appendix I.- Questionnaire on Nd:YAG laser treatment of mucosal vascular abnormalities.- Appendix II.- Questionnaire on Nd:YAG laser treatment of gastro-oesophageal cancer.- Appendix III.- Questionnaire on Nd:YAG laser treatment of colorectal cancer.- Appendix IV.- Data of patients unfit for laser treatment of angiodysplasia.- Summary.- Samenvatting.- References." @default.
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- W648653189 date "2011-10-02" @default.
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- W648653189 title "The Role of Laser in Gastroenterology: Analysis of Eight Years' Experience" @default.
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