Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 9/10/2025

Neuropsychological Testing for Multiple Sclerosis Patients with Cognitive Impairment

Rationale for Approval

  • The American Academy of Neurology recommends neuropsychological testing for patients with multiple sclerosis (MS) to quantify and monitor cognitive symptoms, as cognitive impairment is a recognized condition in MS 1, 3, 4
  • Patients with MS typically experience cognitive symptoms such as cognitive fog and fatigue, which require comprehensive assessment beyond basic screening to establish a baseline and guide interventions 1, 2
  • The National Multiple Sclerosis Society suggests that neuropsychological testing is appropriate for MS patients to detect subtle cognitive deficits that may not be apparent on routine clinical examination but significantly impact quality of life and daily functioning 2, 5

Expected Benefits of Testing

  • Neuropsychological testing will provide quantitative baseline data on cognitive function that can be used to monitor disease progression and treatment effects over time, according to the Multiple Sclerosis Association of America 5
  • Testing enables detection of early cognitive changes that may not be apparent on basic clinical examination or self-report, as recommended by the American College of Neuropsychology 1
  • Results will inform specific interventions to address cognitive difficulties and improve daily functioning, as suggested by the National Institute of Neurological Disorders and Stroke 2, 5

Appropriate Testing Parameters

  • The American Academy of Clinical Neuropsychology recommends that assessment should include attention, executive functions, processing speed, learning and memory, and visuospatial function to detect MS-specific patterns of cognitive impairment 1, 6
  • Testing should be comprehensive enough to detect MS-related cognitive changes that can be used for longitudinal monitoring, as recommended by the European Committee for Treatment and Research in Multiple Sclerosis 6

Clinical Considerations

  • The Multiple Sclerosis International Federation suggests that testing should be interpreted in the context of possible contributing factors such as fatigue, sleep disturbances, and depression that the patient reports 4
  • Results should be used to develop specific compensatory strategies rather than simply documenting deficits, as recommended by the American College of Neuropsychology 2
  • Testing should be performed by qualified professionals with experience in MS-related cognitive assessment, according to the National Multiple Sclerosis Society 1