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Related Experiment Videos

Cardiovascular reflexes in multiple sclerosis.

B Pentland, D J Ewing

    European Neurology
    |January 1, 1987
    PubMed
    Summary
    This summary is machine-generated.

    Multiple sclerosis (MS) patients often show cardiovascular autonomic dysfunction. Most patients had abnormal results in simple non-invasive tests, particularly heart rate and blood pressure responses.

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    Area of Science:

    • Neurology
    • Cardiology
    • Autonomic Neuroscience

    Background:

    • Cardiovascular autonomic nervous system dysfunction is a known complication in multiple sclerosis (MS).
    • Understanding the specific patterns of autonomic dysfunction in MS is crucial for patient management.
    • Previous studies suggest autonomic involvement, but detailed characterization using non-invasive tests is warranted.

    Purpose of the Study:

    • To assess cardiovascular autonomic function in patients with multiple sclerosis (MS).
    • To identify the prevalence and patterns of autonomic abnormalities using non-invasive cardiovascular reflex tests.

    Main Methods:

    • Evaluated 50 patients diagnosed with multiple sclerosis.
    • Utilized five non-invasive tests: heart rate response to Valsalva maneuver, deep breathing, and standing; and blood pressure response to standing and sustained handgrip.

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    Main Results:

    • Abnormalities in one or more autonomic function tests were detected in 37 out of 50 patients (74%).
    • The most frequent abnormalities involved the heart rate response to deep breathing and the blood pressure response to sustained handgrip.
    • The observed pattern of autonomic dysfunction in MS differs from that seen in diabetic neuropathy.

    Conclusions:

    • Cardiovascular autonomic dysfunction is common in multiple sclerosis patients.
    • The specific pattern of autonomic abnormalities in MS may be related to the central nervous system's scattered pathological lesions.
    • Non-invasive autonomic function testing can help characterize autonomic involvement in MS.