Case 430 · ICHD-3 6.8.4
6.8.4 Migraine-like aura attributed to cerebral amyloid angiopathy (CAA)
- Origin
- Synthetic
- Language
- English — also available in German
- Contributed by
- Imported case — HeadAI synthetic vignettes (de Andrade JBC, da Silva Costa TB, Vasconcelos JL, Lopes TLM, Balsells MD, Cristofolini VL, Querobin SO, Filho FMR. Validation of an AI-based platform for structured diagnosis of headache disorders using ICHD-3 criteria. BMC Neurology 25, 489 (2025). doi:10.1186/s12883-025-04473-1. Dataset: Andrade J. Head.AI Platform. Mendeley Data, V2 (2025). doi:10.17632/4fms6cw2s5.2)
Anamnesis
Identification: Gender/Age: Female, 68 years
Medical History: Controlled arterial hypertension, mild vascular dementia
Medications: Losartan 50mg/day, Donepezil 5mg/day
Family History: Negative for migraine
History of Present Illness (HPI): Main symptom: Recurrent episodes of transient visual symptoms for 2 months
Characteristics of the episodes:
Duration: 20-30 minutes
Visual symptoms: Homonymous scintillating scotomas
Frequency: 2-3 times/week
No associated headache
Progression: Progression to episodes with paresthesias in the right hemibody
Physical/Neurological Examination:
General: Conscious, oriented
Neurological:
Mild recent memory deficit
Asymmetric reflexes (R>L)
No other focal deficits
Complementary Exams:
Cranial MRI:
Multiple cortical microhemorrhages (lobar distribution)
Moderate periventricular leukoaraiosis
MR Angiography: Excludes vascular malformations
CSF: Protein 60mg/dL (normal), no pleocytosis
Report this case — e.g. suspected re-identification risk.