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Related Concept Videos

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Alzheimer's Disease (AD), a neurodegenerative disorder, is pathologically identified by amyloid plaques and neurofibrillary tangles composed of tau protein. AD pharmacotherapy aims to manage cognitive symptoms, delay disease progression, and treat behavioral symptoms. The treatment is primarily symptomatic and palliative, with no definitive disease-modifying therapy available. Cholinesterase inhibitors, including donepezil (Aricept), rivastigmine (Exelon), and galantamine (Razadyne), are...
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Related Experiment Video

Updated: Jun 25, 2026

A Simple Cell-based Immunofluorescence Assay to Detect Autoantibody Against the N-Methyl-D-Aspartate (NMDA) Receptor in Blood
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[Anti-NMDAR encephalopathy: treatment].

Shigeaki Suzuki1, Morinobu Seki, Norihiro Suzuki

  • 1Department of Neurology, Keio University.

Rinsho Shinkeigaku = Clinical Neurology
|February 10, 2009
PubMed
Summary

Anti-N-methyl-D-aspartate receptor (anti-NMDAR) encephalitis often responds well to immunotherapy and tumor removal. Promptly seeking and removing ovarian teratomas can lead to faster, more predictable patient recovery.

Area of Science:

  • Neurology
  • Immunology
  • Oncology

Context:

  • Anti-N-methyl-D-aspartate receptor (anti-NMDAR) encephalitis is a key component of paraneoplastic limbic encephalopathy.
  • It demonstrates a better treatment response compared to other paraneoplastic syndromes.

Purpose:

  • To outline treatment strategies for anti-NMDAR encephalitis, emphasizing immunotherapy and tumor removal.
  • To highlight the benefits of early tumor detection and resection in improving patient outcomes.

Summary:

  • Treatment involves immunotherapy (corticosteroids, IVIg, plasmapheresis, cyclophosphamide, rituximab) and/or tumor removal, with ~65% achieving full recovery.
  • Tumors, particularly ovarian teratomas, are found in 58% of patients and their early removal is associated with improved recovery, despite potential challenges with patient instability.

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  • Supportive care includes mechanical ventilation for hypoventilation and management of refractory movement disorders.

    • Impact:

    • Early diagnosis and prompt intervention, including tumor removal when feasible, are crucial for optimizing recovery in anti-NMDAR encephalitis.
    • This approach can reduce mortality, prevent symptom relapse, and lead to more predictable patient prognoses.
    • Highlights the importance of a multidisciplinary approach involving neurology, immunology, and oncology for effective management.