Congenital Abnormality
horseshoe kidney
[ hawrs-shoo, hawrsh- kid-nee ]
Definitions related to horseshoe kidney:
  • A congenital abnormality in which the two kidneys fuse together during fetal development to create a horseshoe-shaped structure.
    NCI
    U.S. National Cancer Institute, 2021
  • A connection of the right and left kidney by an isthmus of functioning renal parenchyma or fibrous tissue that crosses the midline.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • A renal anomaly characterized by fusion across the midline of two distinct and functional kidneys that are connected at the lower poles.
    NICHD Pediatric Terminology
    U.S. National Cancer Institute, 2021
  • Congenital fusion of two kidneys in the lower midline.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • The horseshoe kidney is the most common type of renal fusion anomaly. It consists of two distinct functioning kidneys on each side of the midline, connected at the lower poles by an isthmus of functioning renal parenchyma or fibrous tissue that crosses the midline of the body.
    Medscape
    WebMD, 2025
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.