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Restless legs syndrome in pediatric onset multiple sclerosis
Beyza Citci Yalcinkaya1, Ceren Bibinoglu Amirov2, Sema Saltik2
1Acibadem Fulya Hospital, Department of Neurology, Istanbul, Turkey.
Insights
Restless Legs Syndrome (RLS/WED) affects 22% of pediatric multiple sclerosis (MS) patients, correlating with higher disease severity. This suggests RLS/WED may be linked to MS progression in young individuals.
Area of Science:
- Neurology
- Pediatric Neurology
- Sleep Medicine
Background:
- Restless Legs Syndrome/Willis-Ekbom Disease (RLS/WED) is prevalent in adults with Multiple Sclerosis (MS).
- Pediatric onset Multiple Sclerosis (POMS) is a distinct subtype of MS.
- Understanding comorbidities in POMS is crucial for comprehensive patient care.
Purpose of the Study:
- To determine the prevalence of RLS/WED in pediatric patients with MS.
- To characterize RLS/WED in this young patient population.
- To explore potential associations between RLS/WED and MS disease parameters.
Main Methods:
- A cohort of 50 POMS patients were assessed for RLS/WED.
- Demographic, clinical (including EDSS, MS attacks), and laboratory data were collected.
- Statistical comparisons were made between POMS patients with and without RLS/WED.
Main Results:
- RLS/WED was present in 22% of POMS patients, predominantly moderate in severity.
- Patients with POMS and RLS/WED exhibited significantly higher mean EDSS scores.
- Elevated IgG index was observed in RLS/WED patients, though not statistically significant.
Conclusions:
- RLS/WED has a high prevalence in young patients with POMS.
- Increased disease severity (higher EDSS) in POMS patients with RLS/WED suggests a link.
- Further research is warranted to elucidate the relationship between RLS/WED and MS pathophysiology.
Background:
Restless legs syndrome/Willis-Ekbom disease (RLS/WED) was shown to have a high prevalence among adults with multiple sclerosis (MS).
Objective:
We aimed to investigate the prevalence of RLS/WED and to define the disease characteristics in young patients with pediatric onset multiple sclerosis (POMS) METHOD: 50 patients with POMS were questioned for the presence of RLS/WED. The demographic, clinical and laboratory data were compared between POMS patients with and without RLS/WED, including the total number of clinical and/or radiological MS attacks, interval between first two attacks, EDSS, number of the hyperintense and/or contrast-enhancing lesions, localization of demyelinating lesions, IgG index in cerebrospinal fluid, oligoclonal band, serum ferritin, C-reactive protein, ratio of neutrophil to lymphocyte count, and 25‑hydroxy vitaminD.
Results:
Eleven patients (22%) had RLS/WED - mostly of moderate in severity (54.5%). Mean EDSS score was significantly higher in POMS patients with RLS/WED than those without (p = 0.003). The Ig G index was almost two times higher in POMS patients with RLS/WED, but it failed to reach to the statistically significant level (p = 0.073).
Conclusion:
Our study demonstrated high prevalence of RLS/WED in young patients with POMS. Higher EDSS scores in patients with POMS and RLS/WED indicates disease-related factors in the emergence of RLS/WED.
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