Definition

1. Noun:
   • Renal vein: The vena renalis is a vein that drains deoxygenated blood from the kidney. It accompanies the renal artery and connects the kidney to the inferior vena cava.

Usage

• The term is used in medical and anatomical contexts to specify the blood vessel responsible for returning filtered blood from the kidney to the systemic circulation.
• It is typically used in technical descriptions, diagnoses, and surgical discussions.

Examples

• Noun:
  • The surgeon carefully dissected around the vena renalis to avoid hemorrhage.
  • A thrombus in the vena renalis can impair kidney function.

Advanced Usage

• "Left vena renalis": The left renal vein, which is longer than the right and passes in front of the aorta.
  • The left vena renalis often receives the left gonadal vein.
• "Right vena renalis": The shorter right renal vein.
  • The right vena renalis enters the inferior vena cava directly.

Variants and Related Words

• Renal vein: The common English term for .
  • The renal vein carries blood away from the kidney.
• Venae renales: The plural form in Latin/medical terminology.
  • The venae renales were both patent on the angiogram.

Synonyms

• Kidney vein: A less formal, descriptive synonym.
  • The ultrasound showed good flow in the kidney vein.

Related Anatomical Terms

• Renal artery: The artery that supplies oxygenated blood to the kidney, accompanying the .
• Inferior vena cava: The large vein into which the drains.
• Nephron: The functional unit of the kidney, which filters blood; its output eventually drains into the .

Noun

1. veins that accompany renal arteries; open into the vena cava at the level of the 2nd lumbar vertebra