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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...
Pneumothorax-I01:26

Pneumothorax-I

A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
Pneumothorax II: Pathophysiology01:08

Pneumothorax II: Pathophysiology

Pneumothorax means the presence of air in the pleural space — the thin potential gap between the visceral and parietal pleura. This condition disrupts the normal pressure balance that keeps the lungs inflated, leading to partial or complete collapse of the affected lung.Normal physiologyUnder normal conditions, the pleural space maintains a slightly negative intrapleural pressure, which keeps the lungs expanded against the chest wall. This negative pressure creates a delicate balance between...
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...
Pulmonary Hypertension: Classification and Pathogenesis01:30

Pulmonary Hypertension: Classification and Pathogenesis

Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...

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Related Experiment Video

Updated: Jun 10, 2026

A Pulmonary Trunk Banding Model of Pressure Overload Induced Right Ventricular Hypertrophy and Failure
06:47

A Pulmonary Trunk Banding Model of Pressure Overload Induced Right Ventricular Hypertrophy and Failure

Published on: November 29, 2018

[Idiopathic pulmonary trunk aneurysm].

Mayuko Uehara1, Yosuke Kuroda, Syunsuke Ohori

  • 1Department of Cardiovascular Surgery, Hakodate Municipal Hospital, Hakodate, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|July 29, 2010
PubMed
Summary
This summary is machine-generated.

Idiopathic pulmonary trunk aneurysm is rare. Aneurysmorrhaphy effectively treated a 68-year-old woman with this condition, showing a successful outcome without pulmonary hypertension.

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Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
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Last Updated: Jun 10, 2026

A Pulmonary Trunk Banding Model of Pressure Overload Induced Right Ventricular Hypertrophy and Failure
06:47

A Pulmonary Trunk Banding Model of Pressure Overload Induced Right Ventricular Hypertrophy and Failure

Published on: November 29, 2018

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery (ALCAPA)
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Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery (ALCAPA)

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Area of Science:

  • Cardiology
  • Vascular Surgery

Background:

  • Pulmonary trunk aneurysms are typically linked to congenital heart defects, pulmonary hypertension, or infections.
  • Idiopathic pulmonary trunk aneurysm, occurring without associated conditions, is exceptionally rare and infrequently documented.

Observation:

  • A case study involving a 68-year-old woman diagnosed with idiopathic pulmonary trunk aneurysm.
  • The aneurysm measured 53 mm in maximum diameter relative to the patient's height of 142 cm.

Findings:

  • Successful surgical repair of the idiopathic pulmonary trunk aneurysm was achieved using aneurysmorrhaphy.
  • The patient experienced an uneventful postoperative recovery, indicating the efficacy of the procedure.

Implications:

  • Aneurysmorrhaphy is presented as an effective surgical technique for treating idiopathic pulmonary trunk aneurysms, particularly in cases without pulmonary hypertension.
  • This case contributes to the limited literature on idiopathic pulmonary trunk aneurysms, highlighting a viable treatment option.