Early Functional Outcomes for Pediatric Patients Diagnosed with Anti-N-Methyl-D-Aspartate Receptor Encephalitis

Robyn A Howarth1, Joshua Vova, Laura S Blackwell

  • 1From the Departments of Neuropsychology (RAH, LSB) and Physical Medicine & Rehabilitation (JV), Children's Healthcare of Atlanta, Emory University School of Medicine, Atlanta, Georgia.

Insights

Pediatric patients with anti-N-methyl-D-aspartate receptor encephalitis showed significant functional gains during inpatient rehabilitation. However, persistent deficits highlight the need for continued monitoring and intervention for these young patients.

Area of Science:

  • Neuroscience
  • Pediatric Neurology
  • Rehabilitation Medicine

Background:

  • Anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis is a severe autoimmune neurological disorder affecting children.
  • Characterizing the rehabilitation needs and outcomes of pediatric patients with NMDAR encephalitis is crucial for optimizing care.

Purpose of the Study:

  • To describe the demographic and clinical features of pediatric patients with NMDAR encephalitis undergoing inpatient rehabilitation.
  • To evaluate early functional outcomes and identify predictors of recovery in this population.

Main Methods:

  • Retrospective chart review of 27 pediatric patients with NMDAR encephalitis who received intensive inpatient neurorehabilitation.
  • Analysis of Functional Independence Measure for Children (WeeFIM) Developmental Functional Quotient (DFQ) scores from admission to discharge.

Main Results:

  • Patients, averaging 10.6 years old at onset, showed significant improvements in WeeFIM DFQ scores (admission: 28.6, discharge: 54.3).
  • Younger age at onset, seizures, and number of treatments were associated with poorer discharge outcomes.
  • Time to treatment initiation did not correlate with early functional outcomes.

Conclusions:

  • Pediatric NMDAR encephalitis patients achieve substantial functional gains during inpatient rehabilitation.
  • Persistent deficits necessitate ongoing monitoring and tailored interventions post-discharge.
Abstract

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