Definition

Noun: * An artery that originates in the internal iliac artery and supplies the pelvic muscles and bones: The iliolumbal artery is a specific blood vessel that branches off from the internal iliac artery. Its primary function is to deliver oxygenated blood to the muscles and bones in the pelvic region, particularly those in the iliac (hip) and lumbar (lower back) areas.

Examples of Usage

• Noun:
  • During the dissection, the surgeon carefully identified the arteria iliolumbalis to avoid damaging it.
  • The arteria iliolumbalis is a crucial vessel for the vascular supply of the iliacus and psoas major muscles.
  • A blockage in the arteria iliolumbalis can lead to pain and dysfunction in the lower back and hip.

Advanced Usage

• Clinical/Surgical Context: The term is used almost exclusively in medical, anatomical, and surgical contexts. It is a precise anatomical label.
  • The angiogram showed an anomalous branching pattern of the arteria iliolumbalis.

Variants and Related Words

• Iliolumbar artery: This is the more common English term for . They are synonyms.
• Internal iliac artery (Arteria iliaca interna): The parent artery from which the iliolumbal artery originates.
• Iliolumbar vein (Vena iliolumbalis): The vein that typically accompanies the artery and drains the same region.

Synonyms

• Iliolumbar artery: The direct and most frequently used English synonym.

Noun

1. an artery that originates in the internal iliac artery and supplies the pelvic muscles and bones