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Mielitis. Diferencias entre esclerosis múltiple y otras etiologías / Myelitis: Differences between multiple sclerosis and other aetiologies
Presas Rodríguez, S; Grau López, L; Hervás García, JV; Massuet Vilamajó, A; Ramo Tello, C.
Affiliation
  • Presas Rodríguez, S; Hospital Universitari Germans Trias i Pujol. Departamento de Neurociencias. Servicio de Neurología. Badalona. España
  • Grau López, L; Hospital Universitari Germans Trias i Pujol. Departamento de Neurociencias. Servicio de Neurología. Badalona. España
  • Hervás García, JV; Hospital Universitari Germans Trias i Pujol. Departamento de Neurociencias. Servicio de Neurología. Badalona. España
  • Massuet Vilamajó, A; Hospital Universitari Germans Trias i Pujol. Institut de Diagnóstic per la Imatge. Badalona. España
  • Ramo Tello, C; Hospital Universitari Germans Trias i Pujol. Departamento de Neurociencias. Servicio de Neurología. Badalona. España
Neurología (Barc., Ed. impr.) ; 31(2): 71-75, mar. 2016. tab, graf
Article in Spanish | IBECS | ID: ibc-150667
Responsible library: ES1.1
Localization: BNCS
RESUMEN

Introducción:

Un primer brote de mielitis puede ocurrir en el contexto de enfermedades desmielinizantes, inflamatorias sistémicas o infecciosas. Nuestro objetivo fue analizar las diferencias entre mielitis asociadas a esclerosis múltiple (EM) y mielitis por otras etiologías.

Métodos:

Análisis retrospectivo, unicéntrico, de pacientes con primer brote de mielitis (2000-2013). Se analizaron variables demográficas, etiológicas, clínicas, radiológicas y pronósticas, y se compararon entre mielitis por EM y mielitis por otras etiologías.

Resultados:

Se incluyó un total de 91 pacientes. Tiempo medio de seguimiento 7 años. Diagnósticos EM 57 (63%), mielitis transversa idiopática 22 (24%), asociada a enfermedades sistémicas 6 (7%), otros diagnósticos (6%). Mielitis por EM menor edad de inicio (35 ± 11 vs .41 ± 13; p = 0,02), mayor afectación esfinteriana (40,4 vs. 27,3%; p = 0,05), mayor afectación multifocal en la RM medular (77,2 vs. 26,5%; p = 0,001), menor extensión de la lesión (segmentos vertebrales 2,4 vs. 1,4; p = 0,001), localización cervical (82,5 vs. 64,7%; p = 0,05) y localización posterior (89,5 vs. 41,2%; p = 0,001). Mielitis por otras etiologías mayor localización anterior (47,1 vs. 24,6%; p = 0,02) y centromedular (47,1 vs. 14,1%; p = 0,001) y mejor recuperación al año (EDSS 2,0 vs. 1,5; p = 0,01). Análisis multivariante la afectación multifocal medular (OR 9,38; IC 95% 2,04-43,1) y del cordón posterior (OR 2,16; IC 95% 2,04-2,67) se asociaron de forma independiente al diagnóstico de EM.

Conclusiones:

Un alto porcentaje de pacientes con un primer brote de mielitis serán diagnosticados de EM. La presencia de lesiones medulares multifocales y en el cordón posterior se asocian de forma significativa a este diagnóstico
ABSTRACT

Background:

Myelitis can appear as an initial symptom in the context of demyelinating diseases, systemic inflammatory diseases, and infectious diseases. We aim to analyse the differences between myelitis associated with multiple sclerosis (MS) and myelitis resulting from other aetiologies.

Methods:

Single-centre, retrospective analysis of patients with initial myelitis (2000-2013). Demographic, aetiological, clinical, radiological and prognostic variables were analysed and compared between patients with myelitis from MS and those with myelitis due to other aetiologies.

Results:

We included 91 patients; mean follow-up was 7 years. Diagnoses were as follows MS 57 (63%), idiopathic transverse myelitis 22 (24%), associated systemic diseases 6 (7%), and other diagnoses (6%). Myelitis due to MS was associated with younger age of onset (35 ± 11 vs. 41 ± 13; P = .02), more pronounced sphincter involvement (40.4 vs. 27.3%; P=.05), greater multifocal involvement in spinal MRI (77.2 vs. 26.5%; P=.001), shorter lesion extension (2.4 vs. 1.4 vertebral segments; P=.001), cervical location (82.5 vs. 64.7%; P=.05) and posterior location (89.5 vs. 41.2%; P=.001). Myelitis due to other aetiologies more frequently showed anterior location (47.1 vs. 24.6%; P=.02), and central cord involvement (47.1 vs. 14.1%; P=.001), with better recovery at one year of follow up (EDSS 2.0 vs. 1.5;P=.01). Multivariate analysis showed that multifocal spinal cord involvement (OR 9.38, 95% CI 2.04-43.1) and posterior cord involvement (OR 2.16, 95% CI 2.04-2.67) were independently associated with the diagnosis of MS.

Conclusions:

A high percentage of patients with an initial myelitis event will be diagnosed with MS. The presence of multifocal and posterior spinal cord lesions was significantly associated with the diagnosis of MS
Subject(s)

Full text: Available Collection: National databases / Spain Health context: Sustainable Health Agenda for the Americas Health problem: Goal 9: Noncommunicable diseases and mental health Database: IBECS Main subject: Multiple Sclerosis / Myelitis Type of study: Etiology study / Evaluation study / Observational study / Prognostic study / Risk factors Limits: Adolescent / Adult / Child / Female / Humans / Male Language: Spanish Journal: Neurología (Barc., Ed. impr.) Year: 2016 Document type: Article Institution/Affiliation country: Hospital Universitari Germans Trias i Pujol/España

Full text: Available Collection: National databases / Spain Health context: Sustainable Health Agenda for the Americas Health problem: Goal 9: Noncommunicable diseases and mental health Database: IBECS Main subject: Multiple Sclerosis / Myelitis Type of study: Etiology study / Evaluation study / Observational study / Prognostic study / Risk factors Limits: Adolescent / Adult / Child / Female / Humans / Male Language: Spanish Journal: Neurología (Barc., Ed. impr.) Year: 2016 Document type: Article Institution/Affiliation country: Hospital Universitari Germans Trias i Pujol/España
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