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Related Concept Videos

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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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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Veins of Thorax01:19

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Abdominal Aorta01:25

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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.
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Overview of Pulmonary Circulation01:19

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The pulmonary circulation is a vital system in our body that acts as a bridge between the respiratory and cardiovascular systems. It serves as a transport network for deoxygenated blood from the heart to the lungs and then returns oxygen-rich blood back to the heart.
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Related Experiment Video

Updated: Feb 20, 2026

A Novel Method: Super-selective Adrenal Venous Sampling
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A surprise aberrant pulmonary vein.

June Yi-Ling Low1, Marco Nardini2, Cristina Zirafa3

  • 1Royal Blackburn Hospital, East Lancashire NHS Hospital Trust, Lancashire, UK.

Interactive Cardiovascular and Thoracic Surgery
|October 20, 2017
PubMed
Summary

A rare anatomical variation was found during robotic surgery: a superior pulmonary vein connected to the innominate vein instead of the usual pulmonary veins. This aberrant vessel presented an unexpected surgical challenge.

Keywords:
Aberrant pulmonary veinSuperior pulmonary vein

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Area of Science:

  • Thoracic Surgery
  • Anatomical Variations
  • Cardiovascular Anatomy

Background:

  • Robotic-assisted thoracic surgery is increasingly utilized for lung resections.
  • Accurate identification of pulmonary venous anatomy is critical for safe lobectomy.
  • Anatomical variations in pulmonary venous connections can complicate surgical procedures.

Observation:

  • During a robotic left lower lobectomy, an unusual venous structure was encountered.
  • The target superior pulmonary vein was not found in its typical anatomical course.
  • An aberrant vessel was identified originating from an unexpected location.

Findings:

  • An aberrant superior pulmonary vein was discovered during the procedure.
  • This anomalous vein was observed draining into the innominate vein (also known as the brachiocephalic vein).
  • This represents a rare deviation from standard pulmonary venous anatomy.

Implications:

  • Such anatomical variations require careful preoperative assessment and intraoperative vigilance.
  • Recognition of aberrant pulmonary veins is crucial to prevent intraoperative bleeding and ensure patient safety.
  • This case highlights the importance of understanding congenital anomalies in thoracic surgical planning.