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Related Concept Videos

The Aorta01:14

The Aorta

3.0K
The aorta is the largest artery in the human body. It originates from the left ventricle of the heart and extends down to the abdomen, where it splits into two smaller arteries. Structurally, it can be divided into four main parts: the ascending aorta, the aortic arch, the thoracic aorta, and the abdominal aorta.
The average diameter of the aorta is approximately 2-3 cm, but the size can vary depending on the section of the aorta and the individual's age, sex, and body size. The aorta is...
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The Arch of Aorta01:10

The Arch of Aorta

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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.
Encircling the heart, the coronary arteries form a ring-like structure before...
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Thoracic Aorta01:15

Thoracic Aorta

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The thoracic section of the aorta begins at the T5 vertebra and extends to the T12 level at the diaphragm, initially progressing through the mediastinum to the left of the spinal column. Throughout its course in the thoracic segment, the thoracic aorta emits various offshoots known collectively as visceral and parietal branches. The branches that predominantly supply blood to visceral organs are termed visceral branches and include bronchial, pericardial, esophageal, and mediastinal arteries,...
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Abdominal Aorta01:25

Abdominal Aorta

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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...
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Anatomy of the Circulatory System02:03

Anatomy of the Circulatory System

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The human circulatory system consists of blood, blood vessels that carry blood away from the heart, around the body, and back to the heart, and the heart itself, which acts as a central pump. The systemic circuit supplies blood to the whole body, the coronary circuit supplies blood to the heart, and the pulmonary circuit supplies blood flow between the heart and lungs.
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Anatomy of the Heart01:27

Anatomy of the Heart

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The human heart is made up of three layers of tissue that are surrounded by the pericardium, a membrane that protects and confines the heart. The outermost layer, closest to the pericardium, is the epicardium. The pericardial cavity separates the pericardium from the epicardium. Beneath the epicardium is the myocardium, the middle layer, and the endocardium, the innermost layer. There are four chambers of the heart: the right atrium, the right ventricle, the left atrium, and the left ventricle.
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Related Experiment Video

Updated: Feb 10, 2026

Single Port Donor Nephrectomy
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Single Port Donor Nephrectomy

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A Port-A-Cath in aorta.

Dominika Zoltowska1, Jagadeesh Kalavakunta2

  • 1Department of Internal Medicine Western Michigan University Homer Stryker School of Medicine Kalamazoo Michigan.

Clinical Case Reports
|May 11, 2018
PubMed
Summary
This summary is machine-generated.

Totally implantable venous access ports are crucial for cancer patients. Recognizing and managing incorrect arterial placement, which occurs in 1.1% to 3.7% of cases, is vital to prevent complications.

Keywords:
Arterial injuryPort‐A‐Cathinterventional radiologymalpositioned central venous catheter

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Area of Science:

  • Vascular Surgery
  • Oncology
  • Medical Devices

Background:

  • Totally implantable venous access ports are essential for long-term chemotherapy administration in cancer patients.
  • Improper placement of these ports can lead to serious complications.

Purpose of the Study:

  • To highlight the incidence of erroneous arterial malposition of venous access ports.
  • To emphasize the importance of early detection and management of malpositioned ports.

Main Methods:

  • Literature review on venous access port placement complications.
  • Analysis of reported rates of arterial malposition from existing studies.

Main Results:

  • The erroneous arterial malposition rate for venous access ports is estimated to be between 1.1% and 3.7%.
  • Arterial malposition can lead to significant patient morbidity if not promptly identified.

Conclusions:

  • Vigilance in venous access port placement is critical for oncological patients.
  • Timely recognition and intervention for arterial malposition are necessary to ensure patient safety and treatment efficacy.