ARCHETYPE Gestation (openEHR-EHR-OBSERVATION.gestation.v0)

ARCHETYPE IDopenEHR-EHR-OBSERVATION.gestation.v0
ConceptGestation
DescriptionThe estimate or known period or duration of the pregnancy or gestational age of the fetus or new born.
UseTo record the estimated or known gestational age of a pregnancy or new born.
MisuseNot to record the historical gestational age of the fetus at birth. This is recorded in the pregnancy summary.
PurposeTo record the estimated or known gestation age of a current pregnancy or new born at a point in time.
ReferencesMongelli M. Evaluation of Gestation. Medscape Reference. See http://emedicine.medscape.com/article/259269-overview#showall (accessed Jan 2012)

Peek MJ, Devonald KJ, Beilby R, Ellwood D. The value of routine early pregnancy ultrasound in the antenatal booking clinic. Aust N Z J Obstet Gynaecol. May 1994;34(2):140-3.

Geirsson RT, Busby-Earle RM. Certain dates may not provide a reliable estimate of gestational age. Br J Obstet Gynaecol. Jan 1991;98(1):108-9.

Guerrero R, Florez PE. The duration of pregnancy. Lancet. Aug 2 1969;2(7614):268-9.
Copyright© openEHR Foundation
AuthorsAuthor name: Sam Heard
Organisation: NT mEHR Project
Email: sam.heard@oceaninformatics.com
Date originally authored: 2012-01-04
Other Details LanguageAuthor name: Sam Heard
Organisation: NT mEHR Project
Email: sam.heard@oceaninformatics.com
Date originally authored: 2012-01-04
OtherDetails Language Independent{licence=This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/., custodian_organisation=openEHR Foundation, references=Mongelli M. Evaluation of Gestation. Medscape Reference. See http://emedicine.medscape.com/article/259269-overview#showall (accessed Jan 2012) Peek MJ, Devonald KJ, Beilby R, Ellwood D. The value of routine early pregnancy ultrasound in the antenatal booking clinic. Aust N Z J Obstet Gynaecol. May 1994;34(2):140-3. Geirsson RT, Busby-Earle RM. Certain dates may not provide a reliable estimate of gestational age. Br J Obstet Gynaecol. Jan 1991;98(1):108-9. Guerrero R, Florez PE. The duration of pregnancy. Lancet. Aug 2 1969;2(7614):268-9., original_namespace=org.openehr, original_publisher=openEHR Foundation, custodian_namespace=org.openehr, MD5-CAM-1.0.1=665142D2B612AC2FF76D2D981D9D970E, build_uid=ca140364-08ee-4131-bda6-a7878815d838, revision=0.0.1-alpha}
Keywordsgestation, gestational age, conceptional age, maturity
Lifecyclein_development
UID8fb4cc02-03f0-484e-b19d-805b29e455ea
Language useden
Citeable Identifier1013.1.4763
Revision Number0.0.1-alpha
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0 weeks..60 weeks
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  • First trimester [First day of last normal menstrual period until the end of week 12 of a pregnancy.]
  • Second trimester [Beginning of week 13 to the end of week 28 of a pregnancy.]
  • Third trimester [Beginning of week 29 until birth.]
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  • Ultrasound - first trimester [An ultrasound done before 14 weeks gestation.]
  • Ultrasound - second trimester [An ultrasound done between 14 and 28 weeks gestation.]
  • Ultrasound - third trimester [An ultrasound done greater than 28 weeks gestation.]
  • Date of last menstrual period [The date of the first day of the last menstruation.]
  • Date of conception [The date of conception is known.]
  • Uterine examination - first trimester [The size of the uterus before 14 weeks gestation.]
  • Uterine examination - second trimester [The fundal height measured between 14 and 28 weeks gestation.]
  • Uterine examination - third trimester [The fundal height after 28 weeks gestation.]
  • Date of first positive pregnancy test [Date of first positive pregnancy test, ideally involving serial pregnancy tests with a known sensitivity.]
  • Calculated from expected date of birth (EDB) [Calculated back from the expected date of birth.]
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  • Ultrasound - first trimester [An ultrasound done before 14 weeks gestation.]
  • Ultrasound - second trimester [An ultrasound done between 14 and 28 weeks gestation.]
  • Ultrasound - third trimester [An ultrasound done greater than 28 weeks gestation.]
  • Date of last menstrual period [The date of the first day of the last menstruation.]
  • Date of conception [The date of conception is known.]
  • Uterine examination - first trimester [The size of the uterus before 14 weeks gestation.]
  • Uterine examination - second trimester [The fundal height measured between 14 and 28 weeks gestation.]
  • Uterine examination - third trimester [The fundal height after 28 weeks gestation.]
  • Date of first positive pregnancy test [Date of first positive pregnancy test, ideally involving serial pregnancy tests with a known sensitivity.]
  • Calculated from expected date of birth (EDB) [Calculated back from the expected date of birth.]
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