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A Case of Measles Virus-caused Subacute Sclerosing Panencephalitis Diagnosed by Molecular and Clinical Analysis

Tingyan Liu1, Caiyan Zhang1, Meixiu Ming1

  • 1Paediatric Intensive Care Unit, Children's Hospital of Fudan University, National Children's Medical Center, Shanghai, China.

Open Forum Infectious Diseases
|September 2, 2025
PubMed

Insights

Subacute sclerosing panencephalitis (SSPE) is a rare, lethal brain disease caused by measles virus. Combining clinical diagnosis with metagenomic sequencing improved detection in a young patient.

Area of Science:

  • Neurology
  • Virology
  • Genomics

Background:

  • Subacute sclerosing panencephalitis (SSPE) is a rare, fatal neurodegenerative disease.
  • It results from persistent measles virus infection, often years after initial exposure.
  • Early diagnosis remains challenging, impacting patient outcomes.

Purpose of the Study:

  • To report a case of SSPE in a patient infected at 6 months old.
  • To demonstrate the utility of combined diagnostic approaches.
  • To emphasize the benefits of integrating clinical and molecular methods for SSPE diagnosis.

Main Methods:

  • Clinical assessment and neurological examination.
  • Metagenomic sequencing for viral detection.
  • Case study methodology.

Main Results:

  • Successful diagnosis of SSPE in an infant case.
  • Identification of measles virus through metagenomic sequencing.
  • Validation of combined diagnostic strategy.

Conclusions:

  • Integrating clinical and metagenomic sequencing offers a powerful approach for SSPE diagnosis.
  • This case highlights the potential for early detection in young children.
  • Improved diagnostic strategies are crucial for managing this rare encephalitis.
Keywords:
SSPEelectroencephalogrammagnetic resonance imagingmeaslesmetagenomic next-generation sequencing

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