Definition

1. Noun:
   • A major artery of the heart: The right coronary artery is a blood vessel that originates from the right aortic sinus of the aorta. Its primary function is to supply oxygenated blood to the right side of the heart muscle, including the right atrium and right ventricle.

Usage Examples

• Noun:
  • Blockage of the right coronary artery can cause a specific type of heart attack.
  • The surgeon carefully bypassed the patient's diseased right coronary artery.
  • An angiogram showed significant narrowing in the proximal right coronary artery.

Advanced Usage

• "Dominant right coronary artery": A term used in cardiology to describe a common anatomical variation where the right coronary artery supplies a larger-than-usual portion of the heart's posterior surface.
  • The cardiac CT scan revealed the patient had a dominant right coronary artery.

Variants and Related Words

• RCA: A common initialism for "right coronary artery."
  • The report noted a 70% stenosis in the RCA.
• Right coronary circulation: Refers to the entire network of blood vessels supplied by the right coronary artery.
• Left coronary artery (LCA): The other main coronary artery, which supplies the left side of the heart.

Synonyms

• Right coronary: (Informal/clinical shorthand)
  • The stent was placed in the right coronary.

Related Phrases

• Right coronary artery disease: Pathological condition affecting this specific artery.
  • He was diagnosed with right coronary artery disease.
• Right coronary artery occlusion: A complete blockage of the artery.
  • The ECG changes were consistent with an acute right coronary artery occlusion.

Noun

1. arises from the right aortic sinus; supplies the right side of the heart