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.

LOINCActiveObservation

LOINC Code 30961-7: Other vaccines given within 4 weeks prior to vaccination that caused adverse reaction [Complex] Set

Name: LOINC Code 30961-7: Other vaccines given within 4 weeks prior to vaccination that caused adverse reaction [Complex] Set
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:17.663Z

30961-7 is a LOINC code used to identify Other vaccines given within 4 weeks prior to vaccination that caused adverse reaction [Complex] Set 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 Other vaccines given within 4W prior to vaccination that caused adverse reaction. 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 Other vaccines given within 4W prior to vaccination that caused adverse reaction. 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
Panel type: Panel

What it does not mean

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

Key facts

Other vaccines given within 4 weeks prior to vaccination that caused adverse reaction [Complex] Set
Other vaccines given within 4W prior to vaccination that caused adverse reaction
Complex; Immunizations; Othr; Point in time; Random; React; Rxn; Vaccine

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

Other vaccines given within 4 weeks prior to vaccination that caused adverse reaction [Complex] SetOther vaccines given within 4WOther vaccines given within 4W prior to vaccination that caused adverse reactionVACCINCmplxPt^Patient

Frequently asked questions

Code details

Code30961-7

SystemLOINC

Display nameOther vaccines given within 4 weeks prior to vaccination that caused adverse reaction [Complex] Set

DescriptionOther vaccines given within 4W prior to vaccination that caused adverse reaction

Short nameOther vaccines given within 4W

ComponentOther vaccines given within 4W prior to vaccination that caused adverse reaction

PropertyCmplx

TimingPt

System (specimen)^Patient

ScaleSet

ClassVACCIN

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.04

Last changed2.40

Part names

Other vaccines given within 4W prior to vaccination that caused adverse reactionCmplxPt^PatientSetOther vaccines given within 4 weeks prior to vaccination that caused adverse reactionComplexPoint 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.