CC BY-NC-ND 4.0 · Arquivos Brasileiros de Neurocirurgia: Brazilian Neurosurgery 2024; 43(04): e251-e257
DOI: 10.1055/s-0044-1793956
Original Article

Endovascular Treatment of Idiopathic Intracranial Hypertension Secondary to Venous Stenosis

Tratamento endovascular da Hipertensão Intracraniana Idiopática Secundária à Estenose Venosa
Leandro José Haas
1   Santa Isabel Hospital, Blumenau, SC, Brazil
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Wesley Severino
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Wallace Mees
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Gabriela Scheidt
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Bernardo Przysiezny
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Amanda Zimmermann
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Guilherme Staedele
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Bruno Rafael Sabel
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Júlia Martins
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
,
Julia Dumes Hessmann
2   Medical School, University of Blumenau, Blumenau, SC, Brazil
› Author Affiliations

Abstract

Introduction Idiopathic intracranial hypertension (IIH) is a condition characterized by signs and symptoms of elevated intracranial pressure (ICP). Although the role of venous sinus stenosis in the pathophysiology of IIH is controversial, venous angioplasty with stenting has been proven to decrease cerebral venous pressure and intracranial pressure. This study aims to identify and quantify the clinical improvement obtained by patients with IIH, refractory to prior pharmacological treatment, undergoing endovascular venous angioplasty in a neuroendovascular reference service.

Methods A retrospective analytical study of 25 cases of IIH with transverse sinus stenosis operated on in a reference service using the endovascular method, in which clinical data from medical records and information about the procedure were analyzed.

Results Of the 25 patients, 22 were women, and the mean age was 42 years. All patients were refractory to prior clinical treatment. At the clinical presentation, all had headaches. There were no complications or failures from the procedures performed. In the 30-day evaluation, there was a significant decrease in all the symptoms reported.

Conclusion Venous sinus stenting is safe and effective in patients with IIH with transverse sinus stenosis refractory to clinical treatment, with substantial symptomatic improvement and good evolution in the postoperative follow-up period.

Resumo

Introdução A hipertensão intracraniana idiopática (HII) é uma condição caracterizada por sinais e sintomas de pressão intracraniana elevada (PIC). Embora o papel da estenose dos seios venosos na fisiopatologia da HII seja controverso, a angioplastia venosa com colocação de stent tem se mostrado eficaz na redução da pressão venosa cerebral e da pressão intracraniana. Este estudo visa identificar e quantificar a melhoria clínica obtida por pacientes com HII, refratários ao tratamento farmacológico prévio, submetidos à angioplastia venosa endovascular em um serviço de referência neuroendovascular.

Métodos Um estudo analítico retrospectivo de 25 casos de HII com estenose do seio transverso operados em um serviço de referência utilizando o método endovascular, no qual foram analisados dados clínicos dos prontuários médicos e informações sobre o procedimento. Resultados: Dos 25 pacientes, 22 eram mulheres, com idade média de 42 anos. Todos os pacientes eram refratários ao tratamento clínico prévio. Na apresentação clínica, todos tinham cefaleia. Não houve complicações ou falhas nos procedimentos realizados. Na avaliação de 30 dias, houve uma diminuição significativa em todos os sintomas relatados.

Conclusão A colocação de stent nos seios venosos mostrou-se segura e eficaz em pacientes com HII com estenose do seio transverso refratários ao tratamento clínico, com melhoria sintomática substancial e boa evolução no período de acompanhamento pós-operatório.



Publication History

Received: 05 June 2024

Accepted: 18 October 2024

Article published online:
11 December 2024

© 2024. Sociedade Brasileira de Neurocirurgia. This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/)

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