Diagnostic Procedure
liquid biopsy Audio
liq·uid bi·op·sy [ lih-kwid by-op-see ]
Subclass of:
Biopsy
Definitions related to liquid biopsy:
  • Obtaining material for pathological examination and analysis, from bodily fluids. Material retrieved includes CELL-FREE NUCLEIC ACIDS; CELL-DERIVED MICROPARTICLES; EXOSOMES; CIRCULATING NEOPLASM CELLS; and other circulating cells and CELLULAR STRUCTURES.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Sampling and analysis of non-solid biological material (primarily blood), usually to determine if cancer cells or circulating-free cancer DNA is present.
    NCI
    U.S. National Cancer Institute, 2021
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