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Angioid Streaks Remain a Challenge in Diagnosis, Management, and Treatment
Georgios Tsokolas1, Charalambos Tossounis1, Straton Tyradellis2
1Ophthalmology Department, Royal Bournemouth Hospital, University Hospitals Dorset NHS Foundation Trust, Castle Lane East, Bournemouth BH7 7DW, UK.
Insights
Angioid streaks (ASs) are a rare retinal condition. Early detection and anti-vascular endothelial growth factor (anti-VEGF) treatment of secondary choroidal neovascularization (CNV) can preserve vision.
Area of Science:
- Ophthalmology
- Retinal Diseases
- Vascular Biology
Background:
- Angioid streaks (ASs) are crack-like dehiscences in Bruch's membrane, potentially leading to vision loss.
- ASs can be idiopathic or associated with systemic disorders like pseudoxanthoma elasticum and Paget's disease.
Purpose of the Study:
- To provide a narrative review of the pathophysiology, current treatments, and future outlook for angioid streaks.
- To summarize current management strategies for AS-related complications.
Main Methods:
- Comprehensive literature search across major scientific databases (PubMed, Web of Science, Scopus, etc.).
- Review of studies focusing on angioid streaks, choroidal neovascularization, and treatment outcomes.
Main Results:
- Choroidal neovascularization (CNV) is the primary complication of ASs, significantly impacting visual acuity.
- Anti-vascular endothelial growth factor (anti-VEGF) therapy is the current standard for treating secondary CNV in AS patients.
- Prompt diagnosis and treatment of CNV offer a good prognosis for maintaining functional vision.
Conclusions:
- While no definitive cure for ASs exists, anti-VEGF treatment for CNV is effective in preserving vision.
- Early detection and intervention are crucial for managing AS complications and maintaining visual function.
Abstract:
Aim: Angioid streaks (ASs) are a rare retinal condition and compromise visual acuity when complicated with choroidal neovascularization (CNV). They represent crack-like dehiscences at the level of the Bruch's membrane. This objective narrative review aims to provide an overview of pathophysiology, current treatment modalities, and future perspectives on this condition. Materials and Methods: A literature search was performed using "PubMed", "Web of Science", "Scopus", "ScienceDirect", "Google Scholar", "medRxiv", and "bioRxiv." Results: ASs may be idiopathic, but they are also associated with systemic conditions, such as pseudoxanthoma elasticum, hereditary hemoglobinopathies, or Paget's disease. Currently, the main treatment is the use of anti-vascular endothelial growth factors (anti-VEGF) to treat secondary CNV, which is the major complication observed in this condition. If CNV is detected and treated promptly, patients with ASs have a good chance of maintaining functional vision. Other treatment modalities have been tried but have shown limited benefit and, therefore, have not managed to be more widely accepted. Conclusion: In summary, although there is no definitive cure yet, the use of anti-VEGF treatment for secondary CNV has provided the opportunity to maintain functional vision in individuals with AS, provided that CNV is detected and treated early.
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