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Ischemic Heart Disease: Overview01:17

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Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
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Updated: Mar 8, 2026

A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia
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Cryptogenic Stroke: Research and Practice.

Shadi Yaghi1, Richard A Bernstein1, Rod Passman1

  • 1From the Department of Neurology, The Warren Alpert Medical School of Brown University, Providence, RI (S.Y., K.L.F.); Department of Neurology (R.A.B.) and Department of Internal Medicine, Division of Cardiovascular Medicine (R.P.), The Feinberg School of Medicine, Northwestern University, Chicago, IL; and Department of Internal Medicine, Division of Cardiology, Weill Cornell Medicine, New York, NY (P.M.O.).

Circulation Research
|February 4, 2017
PubMed
Summary
This summary is machine-generated.

Identifying the cause of cryptogenic stroke is crucial for effective secondary prevention. Understanding various mechanisms like atrial fibrillation and patent foramen ovale guides tailored stroke prevention strategies.

Keywords:
cryptogenic strokediagnostic testingembolismpreventiontherapeutic implications

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Area of Science:

  • Neurology
  • Cardiology
  • Vascular Medicine

Background:

  • Cryptogenic stroke constitutes a significant portion (30-40%) of ischemic stroke cases.
  • Identifying the underlying cause of cryptogenic stroke is vital for optimizing secondary stroke prevention.

Purpose of the Study:

  • To review the literature on potential mechanisms of cryptogenic stroke.
  • To highlight the importance of determining stroke pathogenesis for improved prevention.

Main Methods:

  • A narrative, nonsystematic literature review was conducted.
  • Included randomized trials, comparative studies, and case series on cryptogenic stroke.

Main Results:

  • Key mechanisms include occult paroxysmal atrial fibrillation, patent foramen ovale, aortic arch atherosclerosis, atrial cardiopathy, and substenotic atherosclerosis.
  • The diverse mechanisms necessitate individualized stroke prevention strategies.

Conclusions:

  • A comprehensive diagnostic evaluation is essential to establish the pathogenesis of cryptogenic stroke.
  • Integrating diagnostic findings with risk factor management and lifestyle changes improves stroke prevention.
  • This approach facilitates targeted clinical trials for enhanced stroke prevention in this patient group.