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Intelligence impairment, personality features and psychopathology disturbances in a family affected with CADASIL
Francisco Javier Domínguez-Sánchez1, Amaia Lasa-Aristu, Miguel Goñi-Imízcoz
1Facultad de Psicología, Universida Nacional de Educación a Distancia (UNED), C/Juan del Rosal, 10. 28040 Madrid, Spain. franjados@psi.uned.es
Insights
Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL) is a rare brain disorder. This study details cognitive and mood changes in three affected family members over seven years.
Area of Science:
- Neurology
- Genetics
- Neuropsychology
Background:
- Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL) is an inherited small-vessel brain disease.
- It typically manifests in mid-adulthood with symptoms like stroke, cognitive decline, and mood disturbances.
Observation:
- This study followed three patients from a single Spanish family with CADASIL over seven years.
- Comprehensive clinical and neuropsychological evaluations were performed.
Findings:
- Patients exhibited significant decline in intelligence quotient (IQ) and abstract reasoning (g factor).
- Mood disturbances, including major depression and dysthymia, were prominent.
- Neurotic personality features were also observed.
Implications:
- These findings highlight the progressive cognitive and psychological impact of CADASIL.
- Understanding these deficits is crucial for patient management and therapeutic development.
- This case series contributes to the clinical characterization of CADASIL in a familial context.
Abstract:
Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL) is a small-vessel disease of the brain that is characterized by headache, recurring lacunar strokes, mood changes and progressive cognitive deterioration. The disease is transmitted with an autosomal dominant pattern and usually starts during midadulthood (at 30-50 years of age). Cognitive deficits in patients with CADASIL develop slowly. The dementia causes frontal-like symptoms and it typically develops after a history of recurrent stroke. We describe three patients from one Spanish family affected by this disease. All three cases underwent comprehensive clinical and neuropsychological examination, and were monitored for seven years. The results obtained in this study describe a) a significant loss of the intelligence quotient (IQ) and noticeable damage to abstract ability (g factor), b) mood and psychopathological disturbances (major depression and dysthymia), and c) a personality with neurotic features.
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