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Efficacy of mitomycin C in modified transcanalicular diode laser dacryocystorhinostomy / Eficácia da mitomicina C na dacriocistorrinostomia transcanalicular com laser diodo modificada
Feijó, Eduardo Damous; Dias, Mirna de Melo; Souza, Bruna Angelina Alves de; Caixeta, Juliana Alves; Limongi, Roberto Murillo; Matayoshi, Suzana.
  • Feijó, Eduardo Damous; Hospital Oftalmológico de Anápolis. Department of Oculoplastic Surgery. Anápolis. BR
  • Dias, Mirna de Melo; Hospital Oftalmológico de Anápolis. Department of Oculoplastic Surgery. Anápolis. BR
  • Souza, Bruna Angelina Alves de; Hospital Oftalmológico de Anápolis. Department of Oculoplastic Surgery. Anápolis. BR
  • Caixeta, Juliana Alves; Universidade Federal de Goiás. Department of Otorhinolaryngology. Goiânia. BR
  • Limongi, Roberto Murillo; Universidade Federal de Goiás. Department of Ophthalmology. Goiânia. BR
  • Matayoshi, Suzana; Universidade de São Paulo. School of Medicine. Department of Ophthalmology. São Paulo. BR
Rev. bras. oftalmol ; 81: e0035, 2022. tab
Article in English | LILACS | ID: biblio-1376791
ABSTRACT
ABSTRACT

Objective:

To evaluate the efficacy of mitomycin C in anatomical and functional success after modified transcanalicular diode laser dacryocystorhinostomy.

Methods:

A prospective, double-blinded, randomized placebo-controlled study compared the effect of topical mitomycin C on modified transcanalicular diode laser dacryocystorhinostomy. Group 1 had modified transcanalicular diode laser dacryocystorhinostomy with topical saline, while Group 2 had modified transcanalicular diode laser dacryocystorhinostomy with topical mitomycin C. Success was defined as anatomical patency and relief of symptoms at the end of 6 months.

Results:

Six months after surgery, Group 1 (30 patients) showed anatomical and functional success rates of 86.7% and 83.3%, respectively. Group 2 (32 patients) showed anatomical and functional success rates of 87.5% and 84.3%, respectively. There was no statistically significant difference between the groups 1 and 2 (p = 1.000).

Conclusion:

The use of mitomycin C did not improve the anatomical and functional success rates of modified transcanalicular diode laser dacryocystorhinostomy compared to placebo.
RESUMO
RESUMO

Objetivo:

Avaliar a eficácia da mitomicina C no sucesso anatômico e funcional após dacriocistorrinostomia transcanalicular com laser de diodo.

Métodos:

Estudo prospectivo, duplo-cego, randomizado e controlado por placebo. Comparou o efeito da mitomicina C tópica na dacriocistorrinostomia transcanalicular com laser de diodo. No Grupo 1, foi utilizada apenas solução salina tópica, enquanto no Grupo 2 foi utilizada mitomicina C tópica. O sucesso foi definido como permeabilidade da via lacrimal e alívio dos sintomas ao final de 6 meses.

Resultados:

Seis meses após a cirurgia, o Grupo 1 (30 pacientes) apresentou taxas de sucesso anatômico e funcional de 86,7% e 83,3%, respectivamente. O Grupo 2 (32 pacientes) apresentou taxas de sucesso anatômico e funcional de 87,5% e 84,3%, respectivamente. Não houve diferença estatística significante entre os Grupos 1 e 2 (p=1,000).

Conclusão:

O uso de mitomicina C não melhora as taxas de sucesso anatômico e funcional do dacriocistorrinostomia transcanalicular com laser de diodo em comparação ao placebo.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Dacryocystorhinostomy / Mitomycin / Lasers, Semiconductor / Nasolacrimal Duct Type of study: Controlled clinical trial / Observational study / Prognostic study Limits: Female / Humans / Male Language: English Journal: Rev. bras. oftalmol Journal subject: Ophthalmology Year: 2022 Type: Article Affiliation country: Brazil Institution/Affiliation country: Hospital Oftalmológico de Anápolis/BR / Universidade Federal de Goiás/BR / Universidade de São Paulo/BR

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Full text: Available Index: LILACS (Americas) Main subject: Dacryocystorhinostomy / Mitomycin / Lasers, Semiconductor / Nasolacrimal Duct Type of study: Controlled clinical trial / Observational study / Prognostic study Limits: Female / Humans / Male Language: English Journal: Rev. bras. oftalmol Journal subject: Ophthalmology Year: 2022 Type: Article Affiliation country: Brazil Institution/Affiliation country: Hospital Oftalmológico de Anápolis/BR / Universidade Federal de Goiás/BR / Universidade de São Paulo/BR