Reducing Risk of Stroke and DementIa In patientS With COVert cERebrovascular Disease

Inclusion Criteria: * People who, at the time the letter is prepared or are identified by a clinician * Age ≥ 65 years * Have no known history of: * Stroke or TIA * Dementia * Parkinson's disease * Multiple sclerosis * Metastatic cancer (or non-meningioma brain tumour). * A CT or MRI scan report ≤5 years before study start date with of one or more of: * Cerebral small vessel disease * Deep old ischaemic stroke * Cortical old ischaemic stroke Exclusion Criteria: * Text of brain scan report unreadable * Do not consent to take part in study procedures * Unable to consent * Unable to communicate by email, letter or telephone through language, speech disability or lack of address * Unlikely to survive one year past enrolment in judgement of the study investigator