Comparative recovery of central corneal sensitivity after conventional phacoemulsification and femtosecond laser–assisted cataract surgery
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Le résumé fourni par la source
OBJECTIVE: To compare early postoperative changes in central corneal sensitivity following conventional phacoemulsification and femtosecond laser-assisted cataract surgery (FLACS). METHODS: This prospective two-arm cohort study included 74 patients (148 eyes) with age-related cataract who underwent either phacoemulsification (88 eyes) or FLACS (60 eyes) performed by a single surgeon between July 2024 and March 2025. Central corneal sensitivity was measured using a Cochet-Bonnet esthesiometer preoperatively and at 30 and 90 days. Outcome assessors were masked to the surgical technique. Propensity score matching and generalized estimating equations were applied to adjust for baseline differences and within-patient correlation. The primary endpoint was sensitivity at 90 days adjusted for baseline. RESULTS: Baseline sensitivity was slightly higher in FLACS eyes (46.08 ± 8.87 mm) compared with phacoemulsification (42.63 ± 7.18 mm, P = 0.012). At 30 days, both groups demonstrated significant reductions from baseline (P < 0.001), with no significant intergroup difference. By 90 days, sensitivity in the phacoemulsification group recovered partially but remained below baseline (40.23 ± 7.80 mm, P = 0.001), whereas sensitivity in the FLACS group returned near baseline (45.25 ± 9.13 mm, P = 0.07). Adjusted analysis favored FLACS at 90 days (mean difference: 5.02 mm; 95% CI: 2.2-7.8; P < 0.001). In the FLACS group, younger age and higher baseline sensitivity were associated with better recovery. CONCLUSION: Both techniques caused early postoperative hypoesthesia, but FLACS demonstrated faster and more complete recovery of corneal sensitivity by 90 days. This neurosensory advantage may be particularly relevant for patients predisposed to ocular surface dysfunction.
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Le contrôle bibliographique ouvert
DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.
- Titre Crossref
- Comparative recovery of central corneal sensitivity after conventional phacoemulsification and femtosecond laser–assisted cataract surgery
- Date Crossref
- 24/08/2026
- Éditeur
- Ovid Technologies (Wolters Kluwer Health)
- Type
- journal-article
Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.
Où se fait cette recherche
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Irmandade da Santa Casa de Misericórdia de São Paulo pays non établi dans la noticeÉtablissement de santé
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Santa Casa de Misericórdia de Marília pays non établi dans la noticeÉtablissement de santé
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Universidade Federal de São Paulo pays non établi dans la noticeUniversité ou école supérieure
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Centro Universitário Lusíada pays non établi dans la noticeUniversité ou école supérieure
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Universidade Metropolitana de Santos Department of Ophthalmology pays non établi dans la noticeUniversité ou école supérieure
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Associação Paulista de Medicina pays non établi dans la noticeOrganisation à but non lucratif
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Hospital Visão Laser Department of Ophthalmology pays non établi dans la noticeÉtablissement de santé
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Federal University of São Paulo UNIFESP Department of Ophthalmology and Visual Sciences pays non établi dans la noticeUniversité ou école supérieure
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Department of Ophthalmology pays non établi dans la noticeInstitution
Irmandade da Santa Casa de Misericórdia de São Paulo, Santa Casa de Misericórdia de Marília et Universidade Federal de São Paulo, avec 6 autres affiliations.
Une affiliation ne permet pas de déduire la nationalité d’un auteur.