LOINCActiveObservation

LOINC Code 53667-2: Method of best overall fetal weight estimate

53667-2 is a LOINC code used to identify Method of best overall fetal weight estimate 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 Method of best overall fetal weight estimate. It is commonly used with the system or sample type ^Fetus.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

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 Method of best overall fetal weight estimate. It is commonly used with the system or sample type ^Fetus.

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
  • Method: Reported

What it does not mean

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

Key facts

  • Method of best overall fetal weight estimate
  • Method or formula used to estimate fetal weight.
  • Fetal; Finding; Findings; Gyn; Gynecology; Meth; Method best overall EFW; Nominal; OB; ObGyn; OBSTERICAL; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; Point in time; Random; Wt

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

Method of best overall fetal weight estimateMethod best overall EFWOB.USFindPt^FetusNom

Frequently asked questions

Code details

Code53667-2
SystemLOINC
Display nameMethod of best overall fetal weight estimate
Short nameMethod best overall EFW
ComponentMethod of best overall fetal weight estimate
PropertyFind
TimingPt
System (specimen)^Fetus
ScaleNom
MethodReported
ClassOB.US
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.42

Part names

Method of best overall fetal weight estimateFindPt^FetusNomReportedFindingPoint in time (spot)

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.