Author

O. Mirmosayyeb

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Review Open access Oct 2026

Association of Diagnosis Age with Clinical Characteristics and MRI Findings in Multiple Sclerosis

Background: Age at multiple sclerosis (MS) diagnosis may be associated with clinical course, inflammatory activity, and disability accrual, but evidence across the full age spectrum remains limited. We compared clinical and radiological features, phenotype distribution, and time to first post-diagnosis relapse across e...

O. Mirmosayyeb, Sepehr Aghajanian, Fatemeh Mohammadifard et al. · The Neuroscientist · 0 citations

Sep 2026

Validation and interpretation of the Persian Multiple Sclerosis Neuropsychological Screening Questionnaire.

BACKGROUND Cognitive impairment affects between 50 and 60% of people with multiple sclerosis (PwMS). Cognitive impairment usually includes problems with memory, speed of processing information, learning, and executive functions. This can impact everyday activities and quality of life. The Multiple Sclerosis Neuropsycho...

O. Mirmosayyeb, Mohammad Mohammadi, S. Vaheb et al. · Journal of Clinical and Expe... · 0 citations

Aug 2026

Age-stratified clinical characteristics and disability outcomes in neuromyelitis optica spectrum disorder: A cross-sectional study.

Age at diagnosis may represent a relevant clinical factor when evaluating disability burden in NMOSD and further prospective multicenter studies are warranted to better define longitudinal outcomes and prognostic factors in LO-NMOSD.

O. Mirmosayyeb, Mehra Fekri, Mohammad Yazdan Panah et al. · Acta Neurologica Belgica · 0 citations