Impaired motion perception is associated with functional and structural visual pathway damage in multiple sclerosis and neuromyelitis optica spectrum disorders

Author:

Ayadi Noah1ORCID,Oertel Frederike C2,Asseyer Susanna1ORCID,Rust Rebekka1,Duchow Ankelien1,Kuchling Joseph3,Bellmann-Strobl Judith1,Ruprecht Klemens4,Klistorner Alexander5,Brandt Alexander U6ORCID,Paul Friedemann3,Zimmermann Hanna G1

Affiliation:

1. Experimental and Clinical Research Center, Max Delbrück Center for Molecular Medicine and Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany/NeuroCure Clinical Research Center, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany

2. Experimental and Clinical Research Center, Max Delbrück Center for Molecular Medicine and Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany/NeuroCure Clinical Research Center, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany/Department of Neurology, University of California, San Francisco, San Francisco, CA, USA

3. Experimental and Clinical Research Center, Max Delbrück Center for Molecular Medicine and Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany/NeuroCure Clinical Research Center, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany/ Department of Neurology, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and...

4. Department of Neurology, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany

5. Faculty of Medicine, Health and Human Sciences, Macquarie University, Sydney, NSW, Australia/ Save Sight Institute, The University of Sydney, Sydney, NSW, Australia

6. Experimental and Clinical Research Center, Max Delbrück Center for Molecular Medicine and Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany/NeuroCure Clinical Research Center, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Germany/Department of Neurology, University of California, Irvine, Irvine, CA, USA

Abstract

Background: Decreased motion perception has been suggested as a marker for visual pathway demyelination in optic neuritis (ON) and/or multiple sclerosis (MS). Objectives: To examine the influence of neuro-axonal damage on motion perception in MS and neuromyelitis optica spectrum disorders (NMOSD). Methods: We analysed motion perception with numbers-from-motion (NFM), visual acuity, (multifocal (mf)) VEP, optical coherence tomography in patients with MS ( n = 38, confirmatory cohort n = 43), NMOSD ( n = 13) and healthy controls ( n = 33). Results: NFM was lower compared with controls in MS ( B = −12.37, p < 0.001) and NMOSD ( B = −34.5, p < 0.001). NFM was lower in ON than in non-ON eyes ( B = −30.95, p = 0.041) in NMOSD, but not MS. In MS and NMOSD, lower NFM was associated with worse visual acuity ( B = −139.4, p < 0.001/ B = −77.2, p < 0.001) and low contrast letter acuity ( B = 0.99, p = 0.002/ B = 1.6, p < 0.001), thinner peripapillary retinal nerve fibre layer ( B = 1.0, p < 0.001/ B = 0.92, p = 0.016) and ganglion cell/inner plexiform layer ( B = 64.8, p < 0.001/ B = 79.5, p = 0.006), but not with VEP P100 latencies. In the confirmatory MS cohort, lower NFM was associated with thinner retinal nerve fibre layer ( B = 1.351, p < 0.001) and increased mfVEP P100 latencies ( B = −1.159, p < 0.001). Conclusions: Structural neuro-axonal visual pathway damage is an important driver of motion perception impairment in MS and NMOSD.

Publisher

SAGE Publications

Subject

Neurology (clinical),Neurology

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