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Related Concept Videos

Amyloid Fibrils03:03

Amyloid Fibrils

Amyloid fibrils are aggregates of misfolded proteins.  Under most circumstances, misfolded proteins are either refolded by chaperone proteins or degraded by the proteasome. However, in the case of a mutation or a disease, these proteins can accumulate to form large clusters and often further assemble to form elongated fibers, called fibrils. 
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Related Experiment Video

Updated: Jun 25, 2026

Experimental Demyelination and Remyelination of Murine Spinal Cord by Focal Injection of Lysolecithin
08:57

Experimental Demyelination and Remyelination of Murine Spinal Cord by Focal Injection of Lysolecithin

Published on: March 26, 2015

Tumefactive demyelination.

M Y Nadkar1, R A Deore, Raminder Singh

  • 1Dept. of Medicine, Seth G S Medical College and KEM Hospital, Parel, Mumbai 400012.

The Journal of the Association of Physicians of India
|March 7, 2009
PubMed
Summary
This summary is machine-generated.

A young woman with a history of tuberculosis developed neurological symptoms. Magnetic resonance imaging (MRI) confirmed tumefactive demyelination, a rare condition, which improved with steroid treatment.

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Area of Science:

  • Neurology
  • Radiology
  • Infectious Diseases

Background:

  • Tuberculosis (TB) can have diverse neurological manifestations.
  • Tuberculomas and tuberculous meningitis are known complications of TB.

Observation:

  • A 22-year-old female with a history of pulmonary TB, tuberculous meningitis, and tuberculomas presented with right hemiparesis and altered sensorium.
  • Typical magnetic resonance imaging (MRI) findings suggested tumefactive demyelination.

Findings:

  • The patient's presentation mimicked neurological sequelae of prior tuberculosis.
  • Tumefactive demyelination was diagnosed based on characteristic MRI features.
  • The patient demonstrated a positive clinical response to corticosteroid therapy.

Implications:

  • This case highlights the importance of considering tumefactive demyelination in patients with a history of tuberculosis presenting with focal neurological deficits.
  • Early diagnosis and treatment with steroids can lead to favorable outcomes in tumefactive demyelination.
  • The differential diagnosis of neurological complications in TB patients should include demyelinating disorders.