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Related Concept Videos

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...
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 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...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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...
Pulmonary Tuberculosis II01:28

Pulmonary Tuberculosis II

Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...

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Related Experiment Video

Updated: May 10, 2026

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
04:56

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm

Published on: August 1, 2025

Tuberculous ascending aortic pseudoaneurysm.

Syed Shahabuddin1, Shahid Ahmed Sami

  • 1Cardiothoracic Surgery, The Aga Khan University Hospital, Karachi, Pakistan.

Interactive Cardiovascular and Thoracic Surgery
|June 25, 2013
PubMed
Summary
This summary is machine-generated.

Tuberculous pseudoaneurysms of the ascending aorta are rare. This case highlights successful surgical repair and antituberculous chemotherapy for a young patient, improving outcomes for this challenging condition.

Keywords:
Cardiopulmonary bypassMycotic aneurysmTubeculous infection

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Published on: August 24, 2019

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Thoracic Surgery

Background:

  • Infective pseudoaneurysms of the ascending aorta present a significant clinical challenge, associated with high morbidity and mortality.
  • While previous cardiac surgery is a common risk factor, these aneurysms can also occur in patients without prior surgical history.
  • Various microorganisms can cause these pseudoaneurysms, with tuberculous etiology being exceptionally rare.

Observation:

  • A 25-year-old male presented with dyspnea and recurrent hemoptysis, indicative of a serious underlying cardiovascular and pulmonary issue.
  • Preoperative assessments, including clinical evaluation, radiological imaging, and echocardiography, were crucial in diagnosing the ascending aortic pseudoaneurysm.

Findings:

  • The patient underwent successful surgical repair of the ascending aortic pseudoaneurysm via excision and Dacron tube graft replacement under cardiopulmonary bypass.
  • Histological examination confirmed the tuberculous nature of the pseudoaneurysm, guiding postoperative treatment.

Implications:

  • This case underscores the importance of considering rare infectious etiologies, such as tuberculosis, in the differential diagnosis of ascending aortic pseudoaneurysms.
  • Successful surgical management combined with targeted antituberculous chemotherapy offers a viable treatment strategy for this life-threatening condition.
  • Early diagnosis and prompt intervention are critical for improving patient outcomes in cases of infective ascending aortic pseudoaneurysms.