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Web-like malformation of the carotid artery and multicystic encephalomalacia
K M Sendelbach1, M Gujrati, A N Husain
1Department of Pathology, Loyola University Medical Center, Maywood, Illinois 60153.
Insights
Multicystic encephalomalacia, a brain lesion from ischemic damage, was found in an infant with unusual arterial malformations. This case highlights potential congenital vascular defects as a cause.
Area of Science:
- Neurology
- Pediatric Neurology
- Vascular Neurology
Background:
- Multicystic encephalomalacia and hydranencephaly are severe brain lesions associated with ischemic cerebral damage.
- Etiologies include vascular malformations, thrombosis, embolism, infections, and toxins.
Observation:
- A case of multicystic encephalomalacia in an infant is presented.
- The infant exhibited a unique web-like malformation in the right common carotid and left subclavian arteries.
Findings:
- The arterial malformation presented as a luminal bridging.
- This bridging may represent a congenital defect due to defective canalization of medium-sized vessels.
- Alternatively, it could be organized and recanalized thrombi of unknown origin.
Implications:
- This case suggests a potential link between specific congenital arterial malformations and ischemic brain injury in infants.
- Further research is needed to elucidate the exact etiology of such vascular anomalies and their role in neonatal brain damage.
- Understanding these rare vascular defects can improve diagnostic and therapeutic strategies for neonatal ischemic encephalopathy.
Abstract:
Multicystic encephalomalacia and hydranencephaly lie within a spectrum of brain lesions linked to ischemic cerebral damage. Causes include vascular malformation, thrombosis, embolism, infection, and toxins. We describe an infant with multicystic encephalomalacia associated with a peculiar web-like malformation of the right common carotid and left subclavian arteries. We postulate that this luminal bridging is a congenital malformation resulting from defective canalization of the medium-sized blood vessels but could represent organized and recanalized thrombi, the etiology of which remains unknown.