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Pulmonary arteriovenous malformation in a child with multiple brain abscesses: A case report
1Department of Paediatrics and Child Health, Nelson R Mandela School of Clinical Medicine, University of KwaZulu-Natal, Durban, South Africa.
Insights
Pulmonary arteriovenous malformations (PAVMs) in an 11-year-old boy led to brain abscesses. Early, detailed investigations are crucial for diagnosing complex congenital conditions when history is unclear.
Area of Science:
- Cardiology
- Neurology
- Radiology
Background:
- Pulmonary arteriovenous malformations (PAVMs) involve abnormal vascular connections in the lungs, causing deoxygenated blood to bypass pulmonary circulation.
- These shunts can lead to paradoxical emboli, increasing the risk of neurological complications such as brain abscesses.
Observation:
- An 11-year-old male presented with symptoms indicative of intracranial pathology.
- The patient exhibited signs of a chronic illness, potentially a congenital malformation complicated by PAVMs and multiple brain abscesses.
Findings:
- The case highlights a rare presentation of PAVMs in a pediatric patient.
- The presence of multiple brain abscesses suggests a significant embolic event originating from the PAVMs.
Implications:
- This case underscores the necessity of thorough clinical examination and diagnostic workup, particularly in pediatric patients with unexplained neurological symptoms.
- Early identification and management of PAVMs are critical to prevent severe neurological sequelae.
- It emphasizes the importance of considering vascular anomalies in the differential diagnosis of chronic illnesses with neurological manifestations.
Abstract:
Pulmonary arteriovenous malformations (PAVMs) are caused by abnormal connections between arteries and veins, which lead to right-to-left shunting of deoxygenated blood. Here, we report an 11-year-old male who presented with signs suggestive of intracranial pathology. The patient displayed signs of a chronic illness, possibly congenital malformation that was complicated by PAVM and multiple brain abscesses. This case illustrates the importance of doing a detailed examination and investigations, especially if the history alone is not helpful in making a diagnosis.
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