LOINC Code 80395-7: Date of gestational age estimate

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 Date of gestational age estimate. 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: TRIAL
• Order vs observation: Observation

What it does not mean

• The code identifies the observation or test, not the actual result.

Key facts

• Date of gestational age estimate
• The date the patient's gestational age was estimated based on various methods. This information may be extracted from the patient's medical records. This term was created for, but not limited in use to, the HL7 implementation guide for Laboratory Test Compendium Framework, Release 2, developed as the part of the electronic exchange of Directory of Services (eDOS) and the Laboratory Orders Interface (LOI) initiative.
• CLIN; Date of GA estimate; GA; Gest; Gestation; Point in time; 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