Publications by authors named "Pascal Dureau"

Spiroplasma ixodetis has been reported to cause the rare combination of cataract and uveitis in infants. Through a retrospective analysis of available literature and additional unpublished cases, we identified 28 eyes from 18 infants from 8 countries in Europe with cataracts and intraocular inflammation. The cataracts were bilateral in 55.

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Purpose: To determine retinal detachment (RD) risk factors after lens removal surgery in children with Marfan syndrome (MS).

Design: Retrospective, case control study.

Methods: This was an institutional case series including children (age <18 years) with MS who underwent lens removal surgery.

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Purpose: Nonpowder toy guns (NPTGs) are responsible for many ocular traumas. This study aims to detail the outcomes of these injuries depending on the causative NPTG.

Design: Retrospective, observational case series.

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Purpose: To report on the anatomical and functional outcomes of a modified limbal lensectomy-vitrectomy (LV) approach for stages 4B and 5 retinopathy of prematurity (ROP) as defined in the International Classification of Retinopathy of Prematurity, 3rd Edition (ICROP 3).

Design: Retrospective, monocentric, consecutive case series.

Patients: Infants with ROP that underwent limbal LV for diffuse retrolental fibroplasia.

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Article Synopsis
  • The study examines posterior persistent fetal vasculature (PFV) in children, detailing clinical features, treatment approaches, and outcomes for patients at the Rothschild Foundation Hospital in France over a 10-year period.
  • It reports on the clinical characteristics of PFV in 96 patients, including age, gender, presenting symptoms, and visual acuity, classifying cases based on severity and involvement of the anterior segment.
  • Results showed that surgery was performed on 89% of patients, with an overall success rate of 81%, but also highlighted complications such as ocular hypertension and secondary issues requiring further surgery.
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Background: Cerebrotendinous xanthomatosis (CTX) is a rare genetic disorder related to CYP27A1 biallelic mutations, leading to decreased synthesis of bile acids and increased cholestanol. Juvenile bilateral cataracts are one of the most common findings in the disease, frequently occurring before the onset of neurological manifestations. While early treatment with chenodeoxycholic acid can prevent the onset of neurological impairment, poor awareness of CTX accounts for a markedly delayed diagnosis.

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Purpose: To report on the outcome of surgical submacular choroidal neovascular membrane (CNV) removal in children and to perform a comprehensive review of literature concerning this intervention in children.

Methods: In this retrospective, noncomparative, interventional case series, we included 8 eyes of 7 consecutive children with subfoveal choroidal neovascularization treated by pars plana vitrectomy (PPV) and CNV removal. Main outcome measures were visual acuity and complications.

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Purpose: The final refraction after intraocular lens (IOL) implantation remains a challenge in the management of paediatric cataracts. No consensual guidelines exist for the choice of IOL power. The aim of this study was to validate a method of IOL power calculation by evaluating the final refractive error in all patients with IOL implantation operated at our institution.

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Purpose: To evaluate the current French screening guidelines for retinopathy of prematurity (ROP) and to suggest modifications to it.

Methods: In this multicentric retrospective, noncomparative, interventional case series we included infants with a gestational age (GA) ≤32 weeks who were screened for ROP by fundus examination between 2011 and 2018. Main Outcome Measures were the presence of ROP and the need for treatment.

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Article Synopsis
  • Surgeries for children with idiopathic uveitis and juvenile arthritis are risky due to potential inflammatory issues post-operation, and there's no agreed approach to managing treatments during this time.
  • A study was conducted in six French hospitals from 2006 to 2018 involving 76 surgeries on 37 children, examining the impact of continuing or stopping immunosuppressive therapies.
  • Results indicated that stopping immunotherapy before surgery led to a 100% relapse rate within three months, while only 25% experienced relapse when therapies were maintained, suggesting it's safer to continue treatment.*
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  • The study aimed to evaluate the clinical characteristics and visual outcomes of infectious endophthalmitis in children at a French hospital and to propose an improved management protocol.
  • Analyzing data from 26 cases over 12 years, researchers found that most infections were associated with surgical procedures; Streptococcus pneumoniae was the most frequently identified microorganism.
  • Results indicated that only 42.3% of eyes achieved a final visual outcome of 20/200 or better, with others experiencing severe visual impairment; the study advocates for tailored antibiotic treatments to enhance prognosis.
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Purpose: To determine the incidence and risk factors for glaucoma after pediatric cataract surgery with intraocular lens (IOL) implantation.

Design: Retrospective, consecutive case series.

Methods: In this single-center study, we reviewed 136 children (199 eyes) who underwent pediatric cataract surgery before 1 year of age with a minimum of 1 year of follow-up.

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Purpose: To evaluate the outcome for vitreoretinal surgery in children with familial exudative vitreoretinopathy (FEVR) and to evaluate the risk factors associated with failure.

Methods: This is a retrospective interventional case series of 43 consecutive eyes (34 patients) with vitreoretinal surgery for FEVR. Ocular status prior to intervention and at last follow-up and all surgical steps were recorded.

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Article Synopsis
  • The study focuses on a case series of 7 children who developed stromal keratitis, an eye condition, after having chickenpox (varicella).
  • All patients received antiviral and steroid treatments, with some requiring additional medications to manage steroid side effects.
  • The results showed a tendency for the condition to relapse and persist for extended periods, but ultimately, all patients achieved excellent vision by the end of the follow-up period.
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Cataract and uveitis are rare in newborns but potentially blinding. Three newborns with cataract and severe anterior uveitis underwent cataract surgery. Spiroplasma ixodetis was detected in lens aspirates using bacterial 16S-rRNA PCR and transmission electron microscopy.

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GJA8 encodes connexin 50 (Cx50), a transmembrane protein involved in the formation of lens gap junctions. GJA8 mutations have been linked to early onset cataracts in humans and animal models. In mice, missense mutations and homozygous Gja8 deletions lead to smaller lenses and microphthalmia in addition to cataract, suggesting that Gja8 may play a role in both lens development and ocular growth.

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Background: Some pseudophakic patients implanted with a monofocal intraocular lens (IOL) have good near visual acuity (VA) with their distance correction. The objective was to evaluate the prevalence of pseudo-accommodation in children after bilateral cataract surgery, without amblyopia, and to define its mechanisms.

Methods: Observational study that took place in a pediatric ophthalmology department, Paris, France.

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Purpose: To evaluate the evolution of chronic uveitis in children undergoing cataract surgery with primary intraocular lens (IOL) implantation.

Methods: Twelve children with chronic uveitis underwent cataract surgery with primary posterior chamber intraocular lens (IOL) implantation.

Results: Fourteen eyes were implanted with a foldable hydrophobic acrylic IOL.

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Article Synopsis
  • The study investigates the characteristics and surgical outcomes of epiretinal membranes (ERMs) in children under 12 years old with nonprogressive diseases, analyzing 13 cases over a 6-year period.
  • Most cases were diagnosed incidentally, with various underlying causes including idiopathic ERM and posttraumatic ERM.
  • Post-surgery, a significant majority of the children showed visual acuity improvement, reinforcing the importance of early diagnosis and intervention in pediatric cases.
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  • The study describes three cases of ectopia lentis (EL) occurring in children with primary congenital glaucoma (PCG) and aims to clarify the differences in the causes of primary and secondary EL.
  • Clinical data was collected from three infants, aged 12, 3, and 4 months, who underwent trabeculectomy for glaucoma and developed secondary EL afterward.
  • It was found that anterior segment distension is the main cause of secondary EL in these cases, leading to postoperative hyperopia, despite the increase in axial length due to PCG.
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In France, children with confirmed congenital toxoplasmosis receive a treatment for a period of 12 to 24 months. Such prolonged treatment may generate potentially severe risks, in particular hematologic and cutaneous. Our objective is to compare the effectiveness of two therapeutic strategies on the prevention of retinochoroiditis by a randomized, non-inferiority, open-label, parallel study including 486 children, 3 to 6 months of age with a non-severe form of congenital toxoplasmosis.

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Purpose: To evaluate the surgical outcomes and visual results after penetrating keratoplasty for congenital unilateral corneal opacities in Peters anomaly.

Methods: This was a retrospective study of 14 children who underwent keratoplasty for a unilateral Peters anomaly between 1999 and 2009. All patients received a topical treatment of cyclosporine and corticosteroids.

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Purpose: Vitreoretinal dysplasia is characterized by a congenital bilateral nonattachment of the retina. In some cases, anteroposition of the iris and lens can lead to corneolenticular contact and corneal opacity, masquerading as Peters' anomaly. We report 3 cases of vitreoretinal dysplasia initially diagnosed as Peters' anomaly.

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Synopsis of recent research by authors named "Pascal Dureau"

  • - Pascal Dureau's recent research focuses on pediatric ophthalmology, specifically addressing surgical outcomes and risk factors in children with complex ocular conditions such as Marfan syndrome, retinopathy of prematurity, and posterior persistent fetal vasculature.
  • - His studies employ retrospective case series designs to analyze various aspects of eye health, including the incidence of traumatic injuries from nonpowder toy guns, and the implications of congenital cataract surgeries on long-term refraction outcomes.
  • - Dureau advocates for improved screening and management protocols in pediatric ophthalmology, aiming to enhance diagnostic accuracy and treatment efficacy for conditions like retinopathy of prematurity and cerebrotendinous xanthomatosis.