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Postnatal encephaloclastic porencephaly--a new lesion?
J H Cross1, C J Harrison, P R Preston
1Birmingham Maternity Hospital, Queen Elizabeth Medical Centre.
Archives of Disease in Childhood
|March 1, 1992
Summary
A new pattern of severe brain injury, termed encephaloclastic porencephaly, affects extremely preterm infants. This condition involves extensive brain lesions identified via ultrasound and confirmed postmortem.
Area of Science:
- Neonatal neurology
- Pediatric neuropathology
- Medical imaging in neonates
Background:
- Severe brain injury is a significant concern in extremely preterm neonates.
- A distinctive pattern of brain injury has recently been observed in this population.
Purpose of the Study:
- To describe a newly recognized pattern of severe brain injury in extreme preterm neonates.
- To correlate cerebral ultrasound findings with postmortem pathological examinations.
- To review the clinical outcome of affected neonates.
Main Methods:
- Observational study of 15 neonates (24-32 weeks gestation; 600-1270 g birth weight).
- Cerebral ultrasound scans were used to monitor brain development and lesion progression.
- Postmortem examinations were performed on 11 neonates to confirm the extent of brain injury.
Main Results:
- A unique pattern of extensive dense and cystic lesions at the brain periphery was identified.
- These lesions, termed encephaloclastic porencephaly, were confirmed pathologically.
- Correlation between ultrasound evolution and postmortem findings was established.
Conclusions:
- Encephaloclastic porencephaly represents a distinct severe brain injury pattern in extremely preterm infants.
- Cerebral ultrasound is valuable for detecting and monitoring this injury.
- Further research is needed to understand the long-term clinical outcomes.