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Related Concept Videos

Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

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Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
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The Arch of Aorta01:10

The Arch of Aorta

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The coronary arteries, originating from the ascending aorta, bifurcate from two sinuses located within the ascending aorta. Positioned just above the aortic semilunar valve, these sinuses house essential aortic baroreceptors and chemoreceptors, crucial for maintaining cardiac function. The left coronary artery and the right coronary artery branch off from the left posterior and anterior aortic sinuses, respectively.
Encircling the heart, the coronary arteries form a ring-like structure before...
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Aneurysm I: Introduction01:30

Aneurysm I: Introduction

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An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
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Aneurysm IV: Nursing Management01:22

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Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
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Anastomoses01:19

Anastomoses

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In human anatomy, anastomosis refers to a connection or opening between two things, particularly between blood vessels or other tubular structures. The term is derived from the Greek term 'anastomosis,' which means 'outlet' or 'opening.' This natural network of connections plays a critical role in the survival and functionality of the human body.
Anastomoses can be formed at arterial, venous, and lymphatic vessels.
Arterial Anastomosis: These occur between arteries. They...
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Related Experiment Video

Updated: Aug 20, 2025

Microsurgical Clip Obliteration of Middle Cerebral Aneurysm Using Intraoperative Flow Assessment
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Microsurgical Clip Obliteration of Middle Cerebral Aneurysm Using Intraoperative Flow Assessment

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Flow diversion for cerebral aneurysms.

Joseph A Carnevale1, Jacob L Goldberg1, Gary Kocharian1

  • 1Department of Neurological Surgery, Weill Cornell Medicine/NewYork-Presbyterian Hospital, New York, New York.

Neurosurgical Focus: Video
|November 25, 2022
PubMed
Summary
This summary is machine-generated.

Flow diversion offers a minimally invasive endovascular treatment for cerebral aneurysms, achieving high cure rates. This technique redirects blood flow to promote healing and aneurysm occlusion.

Keywords:
cerebral aneurysmsflow diversiongiant aneurysmposterior circulation aneurysmruptured aneurysmvertebrobasilar aneurysms

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Area of Science:

  • Neurosurgery
  • Endovascular Therapy
  • Cerebrovascular Disease

Background:

  • Cerebral aneurysms are treated with open surgery or endovascular methods.
  • Flow diversion has emerged as an effective endovascular technique with high cure rates and low complication rates.
  • Its application is expanding beyond initial indications.

Purpose of the Study:

  • To showcase the application of flow diversion in treating intracranial aneurysms.
  • To present three distinct clinical cases demonstrating flow diversion technique.

Main Methods:

  • Placement of flow diversion stents in the parent artery supplying the aneurysm.
  • Mechanism involves redirecting flow away from the aneurysm sac.
  • Promotes endothelialization and subsequent aneurysm occlusion.

Main Results:

  • Flow diversion leads to high rates of aneurysm cure.
  • The technique is associated with minimal complications.
  • Successful application in diverse intracranial aneurysm cases.

Conclusions:

  • Flow diversion is a primary treatment for unruptured aneurysms.
  • The technique's utility is expanding to complex cases.
  • Case series highlights successful outcomes and versatility.