A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis

Abstract Genetics plays a significant role in Multiple Sclerosis (MS), with approximately 12.6% of cases occurring in familial form. While previous studies have demonstrated differences in disease progression and MRI findings between familial and sporadic MS, there has been no comparison of cognitiv...

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Main Authors: Vida Niakosari, Ali Namjoo-Moghadam, Ahmad Ali Abin, Maryam Poursadeghfard, Sana Hashemi
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
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Online Access:https://doi.org/10.1038/s41598-024-84779-1
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author Vida Niakosari
Ali Namjoo-Moghadam
Ahmad Ali Abin
Maryam Poursadeghfard
Sana Hashemi
author_facet Vida Niakosari
Ali Namjoo-Moghadam
Ahmad Ali Abin
Maryam Poursadeghfard
Sana Hashemi
author_sort Vida Niakosari
collection DOAJ
description Abstract Genetics plays a significant role in Multiple Sclerosis (MS), with approximately 12.6% of cases occurring in familial form. While previous studies have demonstrated differences in disease progression and MRI findings between familial and sporadic MS, there has been no comparison of cognitive impairment between them. In this study, we evaluated cognitive performance among patients with sporadic and familial MS, along with a healthy control group. A total of 130 individuals, matched for age, sex, and education, were recruited for each group. The mean age of participants was 37.8 ± 9.8 years, and 77.6% of them were female. Cognitive performance was assessed using the Brief International Cognitive Assessment for MS (BICAMS) across the three groups. Both familial and sporadic MS patients showed poorer cognitive performance in the Symbol Digit Modalities Test (SDMT) (Familial: 46.96 ± 12.59, Sporadic: 45.88 ± 14.13, Normal: 56.48 ± 11.89), California Verbal Learning Test (CVLT) (Familial: 66.90 ± 14.01, Sporadic: 68.19 ± 16.49, Normal: 75.18 ± 13.02), and the Brief Visuospatial Memory Test-Revised (BVMT-R) (Familial: 24 (12), Sporadic: 24 (12), Normal: 35 (4)) compared to healthy controls. Meanwhile, no significant differences in cognitive impairment were observed between the familial and sporadic MS groups in the SDMT (p = 1.000), CVLT (p = 0.775), and BVMT-R (p = 0.733). Furthermore, this study found significant relationships between education, depression, age, and sex with different aspects of cognitive performance in MS. Overall, both familial and sporadic MS patients demonstrated similar levels of cognitive impairment.
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spelling doaj-art-ea83e1a212e54759b09072cf1de365262025-01-05T12:20:58ZengNature PortfolioScientific Reports2045-23222025-01-011511710.1038/s41598-024-84779-1A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosisVida Niakosari0Ali Namjoo-Moghadam1Ahmad Ali Abin2Maryam Poursadeghfard3Sana Hashemi4Faculty of Computer Science and Engineering, Shahid Beheshti UniversityClinical Neurology Research Center, Shiraz University of Medical SciencesFaculty of Computer Science and Engineering, Shahid Beheshti UniversityClinical Neurology Research Center, Shiraz University of Medical SciencesFaculty of Computer Science and Engineering, Shahid Beheshti UniversityAbstract Genetics plays a significant role in Multiple Sclerosis (MS), with approximately 12.6% of cases occurring in familial form. While previous studies have demonstrated differences in disease progression and MRI findings between familial and sporadic MS, there has been no comparison of cognitive impairment between them. In this study, we evaluated cognitive performance among patients with sporadic and familial MS, along with a healthy control group. A total of 130 individuals, matched for age, sex, and education, were recruited for each group. The mean age of participants was 37.8 ± 9.8 years, and 77.6% of them were female. Cognitive performance was assessed using the Brief International Cognitive Assessment for MS (BICAMS) across the three groups. Both familial and sporadic MS patients showed poorer cognitive performance in the Symbol Digit Modalities Test (SDMT) (Familial: 46.96 ± 12.59, Sporadic: 45.88 ± 14.13, Normal: 56.48 ± 11.89), California Verbal Learning Test (CVLT) (Familial: 66.90 ± 14.01, Sporadic: 68.19 ± 16.49, Normal: 75.18 ± 13.02), and the Brief Visuospatial Memory Test-Revised (BVMT-R) (Familial: 24 (12), Sporadic: 24 (12), Normal: 35 (4)) compared to healthy controls. Meanwhile, no significant differences in cognitive impairment were observed between the familial and sporadic MS groups in the SDMT (p = 1.000), CVLT (p = 0.775), and BVMT-R (p = 0.733). Furthermore, this study found significant relationships between education, depression, age, and sex with different aspects of cognitive performance in MS. Overall, both familial and sporadic MS patients demonstrated similar levels of cognitive impairment.https://doi.org/10.1038/s41598-024-84779-1Multiple sclerosisFamilial MSCognitive impairmentBICAMS
spellingShingle Vida Niakosari
Ali Namjoo-Moghadam
Ahmad Ali Abin
Maryam Poursadeghfard
Sana Hashemi
A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
Scientific Reports
Multiple sclerosis
Familial MS
Cognitive impairment
BICAMS
title A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
title_full A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
title_fullStr A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
title_full_unstemmed A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
title_short A comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
title_sort comparative study of cognitive impairment in sporadic and familial cases of multiple sclerosis
topic Multiple sclerosis
Familial MS
Cognitive impairment
BICAMS
url https://doi.org/10.1038/s41598-024-84779-1
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