Definition

Noun: - A major vein in the human body that carries deoxygenated blood from the lower half of the body—specifically from the lower limbs and abdominal organs—back to the heart. It empties into the posterior (back) part of the right atrium and is formed by the union of the two common iliac veins.

Usage

The term is used in medical, anatomical, and biological contexts to describe a specific part of the circulatory system. - The surgeon carefully avoided the inferior vena cava during the abdominal procedure. - A blockage in the inferior vena cava can cause serious health complications.

Advanced Usage

• Clinical Context: Often abbreviated as IVC in medical notes and discussions.
  • The CT scan showed a thrombus in the IVC.
• Anatomical Description: Typically described in relation to other structures, such as being posterior to the liver and running parallel to the abdominal aorta.

Variants and Related Words

• Superior vena cava (noun): The major vein that carries blood from the head, neck, upper limbs, and chest back to the heart.
• Vena cava (noun): The general term for either of the two large veins (superior or inferior) that return blood to the heart.

Synonyms

• IVC (abbreviation, noun): The standard medical abbreviation.
• Postcava (noun, less common): An older or alternative anatomical term.

Related Phrases

• IVC filter (noun phrase): A medical device inserted into the inferior vena cava to prevent blood clots from traveling to the lungs.
  • The patient received an IVC filter to reduce the risk of pulmonary embolism.

Noun

1. receives blood from lower limbs and abdominal organs and empties into the posterior part of the right atrium of the heart; formed from the union of the two iliac veins