Finding
crown-rump length
Subclass of:
Body Weights and Measures; Anthropometry; Body Height
Definitions related to crown to rump length measurement:
  • (crown rump length) A measurement from the proximal aspect of the head to the buttocks or proximal aspect of the tail.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • (crown-rump length) In utero measurement corresponding to the sitting height (crown to rump) of the fetus. Length is considered a more accurate criterion of the age of the fetus than is the weight. The average crown-rump length of the fetus at term is 36 cm. (From Williams Obstetrics, 18th ed, p91)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • A measurement from the high prominence of the head to the low prominence of the buttocks of a fetus or embryo during ultrasound. This measurement is useful in determining gestational age.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
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