LOINC Code 57714-8: Obstetric estimation of gestational age
57714-8 is a LOINC code used to identify Obstetric estimation of gestational age in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Obstetric estimation of gestational age. It is commonly used with the system or sample type ^Patient.
What is this code?
LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Obstetric estimation of gestational age. It is commonly used with the system or sample type ^Patient.
When is it used?
- Used in lab systems, EHRs, and clinical data exchange.
- May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
- Status: ACTIVE
- Order vs observation: Observation
What it does not mean
- The code identifies the observation or test, not the actual result.
Key facts
- Obstetric estimation of gestational age
- The obstetric estimate of the infant's gestation in completed weeks based on the birth attendant's final estimate of gestation which should be determined by all perinatal factors and assessments such as ultrasound, but not the neonatal exam.
- GA; Gest; Gestation; Gyn; Gynecology; H+P; H+P.HX; OB; OB est of GA; ObGyn; Obstetrical; Obstetrics; P prime; Point in time; Pregnancy; Prenatal; QNT; Quan; Quant; Quantitative; Random
Where you may see this code
You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.
Common synonyms
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.