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Comorbidity and modifiable risk factors in multiple sclerosis.
Yao Zhang1, Ruth Dobson2,3, Gavin Giovannoni4
1Peking Union Medical College Hospital, Beijing, China.
Therapeutic Advances in Neurological Disorders
|January 16, 2026
Summary
Comorbidities significantly impact multiple sclerosis (MS) progression. Managing MS effectively requires addressing these co-occurring conditions and their modifiable risk factors alongside disease-modifying therapies for improved patient outcomes.
Area of Science:
- Neurology
- Immunology
- Public Health
Background:
- Multi-system comorbidities are prevalent in patients with multiple sclerosis (PwMS).
- Comorbidities, defined as conditions separate from MS, significantly affect disease presentation and progression.
- Modifiable factors like hypertension, diabetes, dyslipidemia, smoking, alcohol use, and obesity are considered MS comorbidities due to their impact on MS and vascular health.
Purpose of the Study:
- To review studies on modifiable risk factors for comorbidities in MS.
- To examine the influence of multi-system comorbidities on MS outcomes.
- To highlight the importance of managing comorbidities and their risk factors in MS care.
Main Methods:
- Systematic review of cohort studies and clinical trials.
- Analysis of research investigating modifiable risk factors and their association with MS comorbidities.
- Synthesis of findings on the impact of comorbidities on MS progression and outcomes.
Main Results:
- Comorbidities are associated with adverse effects on multiple sclerosis.
- Modifiable risk factors contribute to the development of comorbidities in PwMS.
- Effective management of comorbidities and risk factors is crucial for improving MS prognosis.
Conclusions:
- Comprehensive MS management necessitates addressing comorbidities and modifiable risk factors.
- Interventions targeting comorbidities and risk factors are vital for enhancing MS prognosis.
- Integrated care approaches are essential for optimizing outcomes in patients with multiple sclerosis and comorbidities.
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