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Related Concept Videos

Veins of Thorax01:19

Veins of Thorax

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The azygos system is a crucial part of the body's circulatory system and drains most of the thorax. It comprises the azygos, hemiazygos, and accessory hemiazygos veins.
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Overview of Systemic Veins01:11

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Systemic veins are crucial blood vessels that return deoxygenated blood from various body tissues back to the heart. There are three systemic veins that return deoxygenated blood to the heart, they are as follows.
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Lymphatic Vessels and Lymph Transport01:16

Lymphatic Vessels and Lymph Transport

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Lymphatic vessels, known as lymphatics, are crucial in transporting lymph from peripheral tissues to our venous system. This process begins with lymph entering through tiny capillaries that branch through tissues. These capillaries have unique features such as larger diameters, thinner walls, and a distinctive one-way valve system formed by overlapping endothelial cells.
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Veins of the Abdomen and Pelvis01:18

Veins of the Abdomen and Pelvis

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The human body is a complex system of interconnected parts, and the circulatory system plays a crucial role in maintaining overall health. One key component of this system is the inferior vena cava, a large vein responsible for returning blood from the abdominopelvic viscera and abdominal walls to the heart.
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Veins of Head and Neck01:19

Veins of Head and Neck

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The blood drainage from the head and neck is primarily managed by three pairs of veins: the external jugular, internal jugular, and vertebral veins. The external jugular veins drain superficial scalp and face structures, passing over the sternocleidomastoid muscles to empty into the subclavian veins.
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Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

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Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
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Related Experiment Video

Updated: Mar 23, 2026

Three-Dimensional Echocardiographic Method for the Visualization and Assessment of Specific Parameters of the Pulmonary Veins
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Three-Dimensional Echocardiographic Method for the Visualization and Assessment of Specific Parameters of the Pulmonary Veins

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Anomalous right upper lobe venous drainage.

M Tarazi1, N Mayooran2, B Philip2

  • 1Department of Cardiothoracic Surgery, Cork University Hospital, Cork, Republic of Ireland munirtarazi@rcsi.ie.

Journal of Surgical Case Reports
|March 27, 2016
PubMed
Summary
This summary is machine-generated.

An aberrant pulmonary vein can cause fatal bleeding during lung surgery. Preoperative CT scans help identify these vascular anomalies, improving patient safety in thoracic procedures.

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Area of Science:

  • Thoracic Surgery
  • Vascular Anatomy
  • Medical Imaging

Background:

  • Lung resections, particularly video-assisted thoracoscopic surgery (VATS), carry risks of unexpected bleeding.
  • Anomalous vascular structures are a significant cause of intraoperative hemorrhage during pulmonary resections.

Observation:

  • A case of an aberrant right upper lobe pulmonary vein located posterior to the right upper lobe bronchus during thoracotomy is presented.
  • Preoperative computed tomography (CT) imaging identified the anomalous vein, guiding surgical approach.

Findings:

  • The aberrant vein was successfully identified and managed due to preoperative CT.
  • Failure to identify such anomalies, especially in VATS, can lead to inadvertent injury and severe bleeding.

Implications:

  • Preoperative identification of anomalous pulmonary vasculature is crucial for preventing life-threatening bleeding during lung resections.
  • Enhanced vigilance and advanced imaging techniques improve surgical safety in thoracic procedures.