Related Experiment Videos
Vermian agenesis and unsegmented midbrain tectum. Case report
Journal of Neurosurgery
|October 1, 1977
Summary
This study details a male infant with respiratory issues, vermian agenesis, and midbrain tectum abnormalities. These findings pinpoint the critical developmental window for these congenital anomalies to approximately 40 days gestation.
Area of Science:
- Neuroscience
- Developmental Biology
- Pediatric Neurology
Background:
- Congenital anomalies of the brain can lead to significant neurological deficits.
- Understanding the timing of teratogenesis is crucial for identifying causes and potential preventative strategies.
Observation:
- A male infant presented with recurrent episodes of rapid breathing (tachypnea) that progressed to cessation of breathing (apnea).
- Clinical examination and neuroimaging revealed cerebellar vermian agenesis and an unsegmented midbrain tectum.
Findings:
- The specific brain malformations observed indicate a critical period of developmental insult during early embryogenesis.
- The timing of teratogenesis was estimated to be around embryonic stages XVII to XVII, approximately 40 days of gestation.
Implications:
- This case provides a precise gestational timeframe for the development of vermian agenesis and midbrain tectum abnormalities.
- Further research into the etiological factors during this specific developmental window is warranted to understand and potentially prevent such conditions.