What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINC

LOINC Code 64713-1: In which months of the pregnancy did you have frequent nausea or vomiting [PhenX]

Name: LOINC Code 64713-1: In which months of the pregnancy did you have frequent nausea or vomiting [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:44.549Z

64713-1 is a LOINC code used to identify In which months of the pregnancy did you have frequent nausea or vomiting [PhenX] 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 In which Mos of the pregnancy did you have frequent nausea or vomiting. It is commonly used with the system or sample type ^Patient.

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 In which Mos of the pregnancy did you have frequent nausea or vomiting. 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
Method: PhenX

What it does not mean

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

Key facts

In which months of the pregnancy did you have frequent nausea or vomiting [PhenX]
In which Mos of the pregnancy did you have frequent nausea or vomiting
Finding; Findings; Frequent nausea vomiting Mos; Gestation; Gestations; Gravida; Nominal; Point in time; Pregnancies; 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

In which months of the pregnancy did you have frequent nausea or vomiting [PhenX]Frequent nausea vomiting Mos PhenXIn which Mos of the pregnancy did you have frequent nausea or vomitingPHENXFindPt^Patient

Frequently asked questions

Code details

Code64713-1

SystemLOINC

Display nameIn which months of the pregnancy did you have frequent nausea or vomiting [PhenX]

DescriptionIn which Mos of the pregnancy did you have frequent nausea or vomiting

Short nameFrequent nausea vomiting Mos PhenX

ComponentIn which Mos of the pregnancy did you have frequent nausea or vomiting

PropertyFind

TimingPt

System (specimen)^Patient

ScaleNom

MethodPhenX

ClassPHENX

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

In which Mos of the pregnancy did you have frequent nausea or vomitingFindPt^PatientNomPhenXIn which months of the pregnancy did you have frequent nausea or vomitingFindingPoint 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.