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Multiple familial cavernous malformations evaluated over three generations with MR
1Department of Neurological Surgery, Presbyterian University Hospital, University of Pittsburgh, School of Medicine, PA, USA.
AJNR. American Journal of Neuroradiology
|June 1, 1995
Summary
Cavernous malformations, a neurological condition, can affect multiple family members across generations. This study suggests lesions may increase with age due to repeated small hemorrhages.
Area of Science:
- Neurology
- Radiology
- Genetics
Background:
- Cavernous malformations are vascular abnormalities that can cause neurological symptoms.
- Genetic predisposition is suspected in some cases of cavernous malformations.
Observation:
- Magnetic resonance (MR) imaging was employed to screen three generations of a family for cavernous malformations.
- The proband presented with a symptomatic hemorrhage, prompting the investigation.
- Multiple cavernous malformations were detected in affected relatives, including an asymptomatic grandfather.
Findings:
- A familial pattern of cavernous malformations was observed, with affected individuals across generations.
- The number of MR-apparent lesions appeared to correlate with patient age.
- Repetitive microhemorrhages may contribute to the increase in lesion number over time.
Implications:
- Early detection and monitoring of cavernous malformations in at-risk families are crucial.
- Understanding the progression of cavernous malformations can inform clinical management strategies.
- Further research into the genetic and molecular mechanisms underlying cavernous malformation development is warranted.