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Related Concept Videos

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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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.
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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 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 human body's intricate network of arteries ensures that every organ system receives the necessary oxygen and nutrients for optimal function. The arterial network in the head and neck region is particularly complex, providing vital blood flow to the brain, eyes, and other critical structures. Prominent arteries in this region include the internal carotid arteries and the vertebral arteries.
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The subclavian artery transitions into the axillary artery as it exits the chest and enters the axillary region. This artery is critical for supplying blood to the shoulder area, including the head of the humerus, through the humeral circumflex arteries. As the vessel continues into the upper arm or brachium, it becomes the brachial artery. This artery plays a key role in vascularizing the brachial region and bifurcates at the elbow into several branches. These branches include the deep...
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Related Experiment Video

Updated: Mar 20, 2026

Creation of Two Saccular Elastase-Digested Aneurysms with Different Hemodynamics in One Rabbit
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Giant Subclavian Artery Aneurysm.

Sarah Counts1, Ahmad Zeeshan1, John Elefteriades1

  • 1Department of Surgery, Yale University School of Medicine, New Haven, Connecticut.

The International Journal of Angiology : Official Publication of the International College of Angiology, Inc
|May 28, 2016
PubMed
Summary

A giant left subclavian artery aneurysm caused exertional chest pain, shortness of breath, and dizziness in a 37-year-old executive. This case highlights the importance of considering vascular abnormalities in patients with exertional symptoms.

Keywords:
aneurysmbicuspid aortic valvesubclaviansubclavian artery aneurysm

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Area of Science:

  • Cardiovascular Medicine
  • Vascular Surgery
  • Diagnostic Imaging

Background:

  • Aortic valvular disease can present with exertional symptoms.
  • Subclavian artery aneurysms are rare but can lead to serious complications.
  • Early diagnosis and management are crucial for favorable outcomes.

Observation:

  • A 37-year-old male construction executive presented with exertional chest pain, dyspnea, and dizziness.
  • Diagnostic workup revealed a giant left subclavian artery aneurysm.
  • Coexisting aortic valvular disease was also identified.

Findings:

  • The patient's symptoms were attributed to the hemodynamic effects of the giant left subclavian artery aneurysm.
  • Aortic valvular disease likely contributed to the symptom complex.
  • The aneurysm's large size posed a significant risk of rupture or thromboembolic events.

Implications:

  • This case underscores the need for comprehensive vascular evaluation in patients with unexplained exertional symptoms.
  • Giant subclavian artery aneurysms require prompt diagnosis and tailored management strategies.
  • Multidisciplinary collaboration is essential for optimizing patient care in complex cardiovascular cases.