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Related Concept Videos

Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

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...
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

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...
Abdominal Aorta01:25

Abdominal Aorta

Once the aorta traverses the diaphragmatic plane at the aortic hiatus, it is known as the abdominal aorta. This anatomical structure is positioned leftward of the spinal column, encased within a cocoon of adipose tissue behind the peritoneal cavity. It terminates at the L4 vertebra, where it splits into the common iliac arteries. Prior to this bifurcation, the abdominal aorta gives rise to several vital branches.
The celiac trunk, a singular artery, divides into the left gastric artery, which...
The Arch of Aorta01:10

The Arch of Aorta

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...
Anastomoses01:19

Anastomoses

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 are most common in...
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

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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Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
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Concurrent thrombosed aneurysmal sciatic artery and anomalous aortic arch.

John Vedelago1, Bjoern Kitzing, Lisa Tarlinton

  • 1Department of Radiology, Royal Prince Alfred Hospital, Camperdown, New South Wales, Australia.

Journal of Vascular Surgery
|March 5, 2011
PubMed
Summary

A rare persistent sciatic artery anomaly caused a 60-year-old woman's leg ischemia. This case, the first of its kind, also found other congenital arterial abnormalities.

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Area of Science:

  • Vascular Surgery
  • Congenital Anomalies
  • Radiology

Background:

  • Persistent sciatic artery is a rare congenital anomaly.
  • It can lead to serious vascular complications like limb ischemia.
  • This condition requires careful diagnosis and management.

Observation:

  • A 60-year-old woman presented with right lower limb ischemia.
  • Computed tomography angiography revealed an aneurysmal, thrombosed right persistent sciatic artery.
  • Incidental findings included aberrant right subclavian artery and anomalous common carotid origins.

Findings:

  • This is the first reported case of coexisting persistent sciatic artery and other congenital arterial abnormalities.
  • The patient's persistent sciatic artery was aneurysmal and occluded by thrombus.
  • Associated anomalies included aberrant right subclavian artery and anomalous common carotid origins.

Implications:

  • Highlights the importance of thorough vascular imaging in suspected cases.
  • Suggests a potential association between persistent sciatic artery and other congenital arterial anomalies.
  • Emphasizes the need for further research into the coexistence of these vascular anomalies.