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Neuropathology of central respiratory dysfunction in infancy
T Mito1, L E Becker, S Takashima
1Department of Pathology, University of Toronto, Canada.
Pediatric Neurosurgery
|January 1, 1991
Summary
Brainstem malformations can cause respiratory problems in infants. This study details neuropathological findings in infants with unexplained respiratory issues, highlighting central nervous system abnormalities.
Area of Science:
- Neuropathology
- Pediatric Neurology
- Neurodevelopmental Disorders
Background:
- Infants with primary respiratory problems often undergo extensive investigation.
- Central nervous system etiologies, particularly brainstem malformations, are rarely considered.
Observation:
- Seven infants (newborn to 2 years) with respiratory issues underwent neuropathological examination.
- Findings included brainstem abnormalities, cranial nerve aplasia/abnormalities, neuronal heterotopia, and migration failures.
Findings:
- Specific neuropathological findings varied, including neuroglial heterotopia, cranial nerve aplasia (VI, VII), neuronal heterotopia, inferior olivary nuclei migration failure, neuronal loss, gliosis, and infarction.
- One case showed findings consistent with Ondine's curse.
- Hypoxic-ischemic changes and neuronal dysplasia were also observed.
Implications:
- Central respiratory dysfunction in infants may stem from malformations of critical brainstem neuronal components.
- This highlights the importance of considering rare central nervous system etiologies in the differential diagnosis of infant respiratory distress.