[Diagnosis and treatment of rare causes of ischaemic stroke]

Area of Science:

• Neurology
• Genetics
• Vascular Medicine

Background:

• Ischemic stroke has numerous rare causes, including cardioembolic, inflammatory, and genetic origins.
• These rare stroke disorders often affect younger individuals and present diagnostic challenges.
• Despite complexity, many rare stroke causes are increasingly treatable with advanced therapies.

Purpose of the Study:

• To review practical considerations for diagnosing uncommon ischemic stroke causes.
• To discuss recent advances in diagnostic techniques for rare stroke etiologies.
• To highlight therapeutic progress in managing rare ischemic stroke conditions.

Main Methods:

• Literature review of recent diagnostic and therapeutic advances.
• Focus on practical considerations for clinicians.
• Discussion of specific examples like COL4A1 mutations and Susac's syndrome.

Main Results:

• Rare stroke causes necessitate sophisticated diagnostic approaches (e.g., fluorescence angiography).
• Genetic disorders (e.g., COL4A1 mutations) are significant contributors to stroke in young individuals.
• Emerging treatments, such as enzyme replacement for Fabry's disease, show promise.

Conclusions:

• Accurate differential diagnosis of rare ischemic stroke is critical for appropriate management.
• Advances in diagnostics and therapeutics are improving outcomes for patients with uncommon stroke causes.
• This review provides a practical guide to navigating rare ischemic stroke etiologies.