Body Substance
urinary calculi
Subclass of:
Urolithiasis; Calculi
Also called:
Nephrolithiasis; Stones
Definitions related to urinary calculi:
  • (urinary stone) A concretion in the urinary tract.
    NCI
    U.S. National Cancer Institute, 2021
  • Abnormal concretions occuring within the urinary tract, usually composed of mineral salts.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Low-density crystals or stones in any part of the URINARY TRACT. Their chemical compositions often include CALCIUM OXALATE, magnesium ammonium phosphate (struvite), CYSTINE, or URIC ACID.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Urinary calculi are solid particles in the urinary system. They may cause pain, nausea, vomiting, hematuria, and, possibly, chills and fever due to secondary infection. Diagnosis is based on urinalysis and radiologic imaging, usually noncontrast helical CT. Treatment is with analgesics, antibiotics for infection, medical expulsive...
    Merck Manuals
    Merck & Co., Inc., 2025
  • Urinary calculi are solid particles in the urinary system. They may cause pain, nausea, vomiting, hematuria, and, possibly, chills and fever due to secondary infection. Diagnosis is based on urinalysis and radiologic imaging, usually noncontrast helical CT. Treatment is with analgesics, antibiotics for infection, medical expulsive...
    Merck Manuals
    Merck & Co., Inc., 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.