Nghiên Cứu Quốc Gia Về Cấy Ghép Thấu Kính Nội Nhãn Ở Trẻ Em Dưới 2 Tuổi Bị Đục Thể Thủy Tinh

Trường đại học

University College London

Chuyên ngành

Doctorate of Philosophy

Người đăng

Ẩn danh

Thể loại

thesis

2011

415
0
0

Phí lưu trữ

50.000 VNĐ

Mục lục chi tiết

ABSTRACT

ACKNOWLEDGEMENTS

1. The anatomy and development of the eye and visual system

2. The anatomy and pre-natal development of the lens

2.1. The anatomy and development of the anterior and posterior segments

2.2. The growth and development of the globe in childhood

2.3. The visual pathways

2.4. Vision and visual impairment - Normal visual function

2.5. The development of vision

2.6. Assessing vision in childhood

2.7. Visual impairment and blindness

2.8. Congenital and infantile cataract - Incidence of congenital and infantile cataract in the United Kingdom

2.9. The global burden of congenital and infantile cataract

2.10. Aetiology of congenital and infantile cataract

2.11. Phenotypic classification of cataract

2.12. The natural history of congenital and infantile cataract

2.13. The prevention of childhood cataract blindness in the United Kingdom

2.14. Surgical management of congenital and infantile cataract

2.15. Visual (re)habilitation following surgical management

2.16. Outcomes following congenital and infantile cataract surgery

2.17. Evaluating the existing evidence on outcomes

2.18. Visual outcomes following congenital and infantile cataract surgery

2.19. Early post-operative complications of congenital and infantile cataract surgery

2.20. Late post-operative complications of congenital and infantile cataract surgery

2.21. Refractive change following surgery

2.22. Primary intraocular lens implantation - The issues surrounding surgical planning for IOL implantation in children versus implantation in adults

2.23. Post-operative visual re(habilitation)

2.24. Visual outcomes following primary IOL implantation in children ≤2 years old

2.25. Adverse outcomes following primary IOL implantation in children ≤2 years old

2.26. The adoption of paediatric IOL implantation

2.27. Epidemiological investigation into outcomes following cataract surgery in children under 2: methodological issues - Rare diseases and rarer outcomes: the challenges of chance, bias and confounding

2.28. Statistical analysis of hierarchical data

2.29. Investigating outcomes following intervention in early childhood

3. National survey of current practice of primary intraocular lens implantation in children under 2 years old - Establishment and maintenance of the surveillance network

4. Case identification and ascertainment through the BCCIG reporting base

4.1. Recruitment and consent. Data collection instruments

4.2. Data collection process

4.3. Ethics and research governance. Research governance approval

4.4. Data coding: the creation of variables for analysis

4.5. Per and post-operative events

4.6. Identification of cases of cataract surgery and intraocular lens implantation in children under 2 years old in the United Kingdom using the National statistical database - Identification of eligible codes

4.7. Case ascertainment and recruitment - Distribution of recruiting centres

5. Consent and recruitment to study

5.1. Comparison of IOLunder2 United Kingdom ascertainment with national databases of hospital activity - Demographic characteristics of the study population

5.2. Pre-operative clinical characteristics

5.3. Age at diagnosis of cataract

5.4. Age at surgery

5.5. Cited exclusion criteria for primary IOL implantation

5.6. Per operative events

5.7. Completeness of post-operative data collection - Visual rehabilitation following cataract surgery - Refractive correction

5.8. Occlusion and other visual penalisation

5.9. Visual outcomes at one year following surgery - Outcomes following surgery for bilateral cataract

5.10. Outcomes following surgery for unilateral cataract

5.11. Factors associated with visual outcome

5.12. Adverse per operative events - Adverse outcomes at one year following surgery - Visual axis opacity

5.13. Other adverse events

5.14. Refractive outcomes following primary IOL implantation - Summary of key findings - Ascertainment of children undergoing cataract surgery in the first two years of life - Incidence of surgery for congenital and infantile cataract surgery for children ≤2 years old in the UK

6. The role of active surveillance in the ascertainment of rare ophthalmic disorders

6.1. Prospective studies of disease management - the measurement effect

6.2. Standardisation of clinical records in response to the study

6.3. Standardisation of clinical practice in response to the study

6.4. Ocular co-morbidity in children undergoing cataract surgery aged ≤2 years in the British Isles - Microphthalmos and microcornea

6.5. Persistent fetal vasculature

6.6. Practice of IOL implantation in children aged <2yrs - Sources of bias

6.7. Interpretation of findings

6.8. Comparison of ascertainment through central NHS databases and through active surveillance - Sources of bias

6.9. Interpretation of findings

6.10. Parental willingness to participate in clinical research - Visual outcomes following surgery with and without primary IOL implantation

6.11. Glaucoma following surgery with and without primary IOL implantation - Sources of bias

6.12. Interpretation of findings

6.13. Visual axis opacity following surgery with and without primary IOL implantation - Sources of bias

6.14. Interpretation of findings

6.15. Accuracy of refractive planning in children ≤2 yrs old - Sources of bias

6.16. Interpretation of findings

6.17. Future directions of investigations into outcomes within the IOLu2 cohort - Visual outcome following bilateral cataract surgery

6.18. Visual outcome following unilateral cataract surgery

APPENDICES

Appendix A: Aphakic and pseudophakic glaucoma following paediatric cataract surgery

Appendix B: Members of the British Isles Congenital Cataract Interest Group

Appendix C: Cataract surgery and primary intraocular lens implantation in children ≤2 years old in the United Kingdom and Ireland: findings of a national survey

Appendix D: National study of primary IOL implantation in children ≤2 years old (IOLunder2 study) notification forms

Appendix E: IOLunder2 study data collection instruments

Appendix F: IOLunder2 study parental / guardian information sheets and consent form

Appendix G: Hospital specific per operative data collection proforma

Appendix H: Four by four data tables

Appendix I: Pre operative visual function

Appendix J: Biometric data

Appendix K: Flowcharts of surgical procedures undertaken in operated eyes

Appendix L: Description of variables used in statistical analyses of outcome

Appendix M: Correlations between factors of interest with regards to visual, refractive and adverse outcome

Appendix N: Search terms for literature review reported within background chapter

National study of primary intraocular lens implantation in children ≤2 years old with congenital and infantile cataract

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National study of primary intraocular lens implantation in children ≤2 years old with congenital and infantile cataract

Tài liệu "Nghiên Cứu Quốc Gia Về Cấy Ghép Thấu Kính Nội Nhãn Ở Trẻ Em Dưới 2 Tuổi Bị Đục Thể Thủy Tinh" cung cấp cái nhìn sâu sắc về quy trình và hiệu quả của việc cấy ghép thấu kính nội nhãn cho trẻ em dưới 2 tuổi mắc bệnh đục thể thủy tinh. Nghiên cứu này không chỉ nêu rõ các phương pháp phẫu thuật hiện đại mà còn phân tích các kết quả lâm sàng, từ đó giúp các bác sĩ và phụ huynh hiểu rõ hơn về lợi ích của việc can thiệp sớm. Đặc biệt, tài liệu nhấn mạnh tầm quan trọng của việc phát hiện và điều trị kịp thời để cải thiện chất lượng cuộc sống cho trẻ em.

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