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Related Concept Videos

Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
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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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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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Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

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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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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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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.
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Microsurgical Creation of Giant Bifurcation Aneurysms in Rabbits for the Evaluation of Endovascular Devices
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Recurrent and incompletely treated aneurysms.

Andreas Gruber1, Christian Dorfer, Engelbert Knosp

  • 1Department of Neurosurgery, Medical University Vienna, General Hospital Vienna, Waehringer Guertel 18-20, A-1090, Vienna, Austria, andreas.gruber@meduniwien.ac.at.

Acta Neurochirurgica. Supplement
|April 15, 2014
PubMed
Summary
This summary is machine-generated.

Endovascular treatment effectively occludes most intracranial aneurysms. Recurrent or complex cases may require repeat endovascular procedures or surgical intervention for optimal management.

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Area of Science:

  • Neurology
  • Interventional Radiology
  • Neurosurgery

Background:

  • Endovascular treatment is a primary method for intracranial aneurysms, achieving high occlusion rates.
  • Advanced techniques and devices (e.g., flow diverters) expand endovascular applicability.
  • Aneurysm recurrence and complications necessitate further management strategies.

Purpose of the Study:

  • To outline common treatment scenarios for intracranial aneurysms.
  • To discuss management of recurrent aneurysms after endovascular treatment.
  • To highlight indications for surgical intervention in complex cases.

Main Methods:

  • Review of endovascular techniques for intracranial aneurysms.
  • Description of adjunctive measures like balloon protection, stents, and flow diverters.
  • Analysis of treatment strategies for aneurysm recurrences and complications.

Main Results:

  • Endovascular treatment provides stable occlusion in over 85% of cases.
  • Adjunctive measures enable treatment of previously untreatable aneurysms.
  • Recurrent aneurysms are often managed with repeat endovascular procedures.
  • Surgical intervention is reserved for specific complex or complicated cases.

Conclusions:

  • Endovascular therapy is highly effective for intracranial aneurysms.
  • A multimodal approach is essential for managing recurrences and complex cases.
  • Surgical management remains crucial for select patients when endovascular options are exhausted or complications arise.