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Updated: Jul 23, 2025

Closure of a Patent Foramen Ovale PFO: An Intervention Sequence
Published on: December 23, 2022
Managing Patent Foramen Ovale (PFO) in Adults With Cryptogenic Stroke and Lymphoma: A Multidisciplinary Perspective
Noman Khalid1, Muhammad Abdullah2, Sacide S Ozgur1
1Internal Medicine, St. Joseph's Regional Medical Center, Paterson, USA.
Insights
Patent foramen ovale (PFO) can cause cryptogenic strokes. Closing a PFO may be an option for stroke patients, but requires careful consideration by a multidisciplinary team.
Area of Science:
- Neurology
- Cardiology
- Oncology
Background:
- Cryptogenic strokes lack a clear cause, with patent foramen ovale (PFO) being a suspected etiology.
- PFO closure is a potential intervention for cryptogenic stroke management.
- A middle-aged male with lymphoma experienced a stroke secondary to an undiagnosed PFO.
Observation:
- The patient presented with altered mental status, indicative of a stroke.
- Diagnostic workup revealed an underlying patent foramen ovale as the cause of the stroke.
- The patient had a concurrent diagnosis of lymphoma.
Findings:
- The case highlights the complexity of managing cryptogenic strokes in patients with comorbidities.
- Decision-making regarding PFO closure requires a thorough evaluation of individual risk factors.
- The stroke was attributed to an underlying PFO in a patient with lymphoma.
Implications:
- This case underscores the importance of a multidisciplinary team approach in evaluating cryptogenic stroke patients.
- Factors influencing the decision for PFO closure, especially in complex cases, need careful consideration.
- Optimal patient management necessitates a comprehensive assessment integrating neurological, cardiac, and oncological perspectives.
Abstract:
Cryptogenic strokes are strokes with no clear underlying cause. Patent foramen ovale (PFO) is believed to be one of the causes of cryptogenic strokes. To manage such cases, closing the PFO is usually considered an option. We report a case of a middle-aged male with lymphoma who presented with an altered mental status due to a stroke, which, on investigation, was found to be due to an underlying PFO. This report explores the factors that must be considered when making the decision to close the PFO and emphasizes the vital role of a multi-disciplinary team in determining the best course of action for patients with cryptogenic strokes.
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