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Closure of a Patent Foramen Ovale (PFO): An Intervention Sequence
10:52

Closure of a Patent Foramen Ovale (PFO): An Intervention Sequence

Published on: December 23, 2022

Patent foramen ovale and cryptogenic stroke

Jeri Jaquis1

  • 1School of Nursing, University of Texas, Medical Branch, Galveston, TX 77555-0129, USA. jljaquis@utmb.edu

Dimensions of Critical Care Nursing : DCCN
|December 20, 2007
PubMed

Insights

Patent foramen ovale is a common cause of cryptogenic stroke, a stroke with no clear cause. Understanding this heart defect is crucial for diagnosing and preventing strokes in younger individuals.

Area of Science:

  • Cardiology
  • Neurology
  • Medical Diagnostics

Background:

  • Strokes represent a primary cause of long-term disability.
  • Cryptogenic stroke refers to strokes lacking a definitive, identifiable cause.
  • Patent foramen ovale (PFO) is implicated in a significant percentage of cryptogenic stroke cases.

Purpose of the Study:

  • To review the pathophysiology of patent foramen ovale.
  • To discuss diagnostic methods for identifying PFO.
  • To enhance nurse awareness regarding PFO as a potential stroke etiology in younger patients.

Main Methods:

  • Literature review on patent foramen ovale pathophysiology.
  • Analysis of diagnostic techniques for PFO detection.
  • Review of nursing implications in stroke diagnosis.

Main Results:

  • Patent foramen ovale, an atrial septum opening, is associated with 40-56% of cryptogenic strokes.
  • Diagnostic tests are available to identify PFO.
  • Increased nurse awareness can aid in identifying potential stroke causes.

Conclusions:

  • Patent foramen ovale is a significant, often overlooked, cause of cryptogenic stroke.
  • Effective diagnosis and management of PFO are essential for stroke prevention.
  • Educating healthcare professionals, particularly nurses, is vital for recognizing PFO-related stroke risk.

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