| _version_ | 1866901535285313536 |
|---|---|
| author | Mohamed Siddig |
| author_facet | Mohamed Siddig |
| contents | <p><strong><span lang="EN-IN">Introduction</span></strong></p> <p><span lang="EN-IN">Cataract surgery remains one of the most successful and frequently performed procedures in modern medicine. Despite remarkable technological advances and refined surgical techniques, posterior capsule rupture (PCR) continues to represent a critical intraoperative complication, with potential consequences that directly influence visual outcomes and patient safety [1,2].</span></p> <p><span lang="EN-IN">Traditionally, PCR has been viewed primarily as a technical event, often attributed to surgical inexperience or procedural missteps. However, growing clinical evidence and long-term observations suggest that this perspective may be overly simplistic.</span></p> <p><span lang="EN-IN">Increasing attention has been directed toward the intrinsic structural properties of the posterior lens capsule itself, emphasizing its role as a key determinant of intraoperative vulnerability [3].</span></p> <p><span lang="EN-IN">Anatomically and histologically, the posterior capsule is significantly thinner and mechanically more fragile than the anterior capsule. This inherent fragility is further modulated by multiple factors, including aging, axial length, metabolic disorders such as diabetes mellitus, and degenerative changes within the lens–capsule complex [4–6]. While these factors are well described in the literature, their practical integration into routine surgical planning remains inconsistent.</span></p> <p><span lang="EN-IN">In contemporary cataract practice, surgical expertise remains indispensable.</span></p> <p><span lang="EN-IN">Nevertheless, reliance on experience alone—without systematic consideration of capsule-related risk factors—may lead to variability in outcomes, particularly in complex or borderline cases. This underscores the need for a paradigm shift: from reacting to posterior capsule rupture once it occurs, toward anticipating vulnerability and implementing preventive strategies [7].</span></p> <p><span lang="EN-IN">A patient-specific approach has therefore become essential. Individual variability in posterior capsule integrity necessitates thoughtful modification of surgical parameters, including phacoemulsification energy, fluidics, and nucleus management techniques. Early recognition of potential capsule weakness may also justify the proactive use of adjunctive measures to enhance intraoperative safety. Such individualized decision- making not only reduces the likelihood of PCR but also contributes to more predictable visual rehabilitation [8].</span></p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_19367387 |
| institution | Zenodo |
| language | |
| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Revisiting Posterior Lens Capsule Fragility: From Clinical Observation to Safer Surgical Decision-Making Mohamed Siddig <p><strong><span lang="EN-IN">Introduction</span></strong></p> <p><span lang="EN-IN">Cataract surgery remains one of the most successful and frequently performed procedures in modern medicine. Despite remarkable technological advances and refined surgical techniques, posterior capsule rupture (PCR) continues to represent a critical intraoperative complication, with potential consequences that directly influence visual outcomes and patient safety [1,2].</span></p> <p><span lang="EN-IN">Traditionally, PCR has been viewed primarily as a technical event, often attributed to surgical inexperience or procedural missteps. However, growing clinical evidence and long-term observations suggest that this perspective may be overly simplistic.</span></p> <p><span lang="EN-IN">Increasing attention has been directed toward the intrinsic structural properties of the posterior lens capsule itself, emphasizing its role as a key determinant of intraoperative vulnerability [3].</span></p> <p><span lang="EN-IN">Anatomically and histologically, the posterior capsule is significantly thinner and mechanically more fragile than the anterior capsule. This inherent fragility is further modulated by multiple factors, including aging, axial length, metabolic disorders such as diabetes mellitus, and degenerative changes within the lens–capsule complex [4–6]. While these factors are well described in the literature, their practical integration into routine surgical planning remains inconsistent.</span></p> <p><span lang="EN-IN">In contemporary cataract practice, surgical expertise remains indispensable.</span></p> <p><span lang="EN-IN">Nevertheless, reliance on experience alone—without systematic consideration of capsule-related risk factors—may lead to variability in outcomes, particularly in complex or borderline cases. This underscores the need for a paradigm shift: from reacting to posterior capsule rupture once it occurs, toward anticipating vulnerability and implementing preventive strategies [7].</span></p> <p><span lang="EN-IN">A patient-specific approach has therefore become essential. Individual variability in posterior capsule integrity necessitates thoughtful modification of surgical parameters, including phacoemulsification energy, fluidics, and nucleus management techniques. Early recognition of potential capsule weakness may also justify the proactive use of adjunctive measures to enhance intraoperative safety. Such individualized decision- making not only reduces the likelihood of PCR but also contributes to more predictable visual rehabilitation [8].</span></p> |
| title | Revisiting Posterior Lens Capsule Fragility: From Clinical Observation to Safer Surgical Decision-Making |
| url | https://doi.org/10.5281/zenodo.19367387 |