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Related Experiment Videos

CT scan changes in multiple sclerosis among Malaysian patients.

C T Tan1, D Abdullah, A H Zakariya

  • 1Department of Medicine University of Malaya, Kuala Lumpur.

Neuroradiology
|January 1, 1991
PubMed
Summary

Computed tomography (CT) revealed abnormalities in 75% of multiple sclerosis (MS) patients, highlighting common asymptomatic cerebral involvement in Asian individuals. CT scans are valuable for assessing and diagnosing MS in this population.

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Area of Science:

  • Neurology
  • Radiology
  • Medical Imaging

Background:

  • Multiple sclerosis (MS) is a chronic neurological disease.
  • Assessing MS in Asian populations presents unique diagnostic considerations.
  • Computed tomography (CT) is an established neuroimaging modality.

Purpose of the Study:

  • To evaluate the utility of high-dose infusion CT in identifying cerebral abnormalities in patients with clinically definite multiple sclerosis (CDMS).
  • To assess the prevalence and characteristics of MS-related brain changes in an Asian patient cohort.
  • To determine if CT findings correlate with disease dissemination.

Main Methods:

  • A study involving 12 patients diagnosed with clinically definite multiple sclerosis (CDMS).
  • High-dose infusion computed tomography (CT) scans were performed on all participants.

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  • Image analysis focused on identifying lesions, atrophy, and other abnormalities in the cerebrum, brainstem, and cerebellum.

    • Main Results:

    • Overall abnormality detected in 75% of patients, with an average of 2.5 lesions per patient.
    • Cerebral abnormalities, often asymptomatic, were present in 75% of patients.
    • Observed changes included ventricular dilatation, cerebral atrophy, and low-attenuation areas; 25% showed brainstem changes, with no cerebellar involvement.
    • Abnormalities were more pronounced in patients with clinically disseminated forms of MS.

    Conclusions:

    • Asymptomatic cerebral involvement is frequent in Asian patients with multiple sclerosis (MS).
    • High-dose infusion CT is a beneficial tool for the comprehensive assessment and diagnosis of MS in Asian individuals.
    • CT imaging aids in understanding the spectrum of brain pathology in MS, particularly in diverse ethnic groups.