| last menstrual period |
(LMP) The normal period immediately preceding conception. For convenience, obstetricians calculate the duration of a pregnancy as starting with this date, even though of course it does not truly begin until fertilization (or, some would say, implantation). See also implantation bleeding.
출처: www.jansen.com.au/Dictionary_JL.html
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| last menstrual period |
ABBR: LMP. The date of the first day of menstruation before the presenting illness or the advent of pregnancy-related amenorrhea; used in estimating the expected date of delivery. SEE: Naegele's rule.
출처:
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| last menstrual period |
This is the first day of the last menstrual period. A woman's date of conception and due date can be estimated from this date.
출처: health.ucsd.edu/teratogen/Glossary.asp
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