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 66380-7: During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug [PhenX]

Name: LOINC Code 66380-7: During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:45.460Z

66380-7 is a LOINC code used to identify During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug [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 During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug. 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 During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug. 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

During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug [PhenX]
During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug
Drugs; Finding; Findings; GLB; Glob; Glob%; Globul; Globulins; Imm; Imun; Imune; Last; Ordinal; Prods; Product; Protein gamma globulin; QL; Qual; Qualitative; Screen; Transfus immune globulin antiviral; Tx

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

During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug [PhenX]Transfus immune globulin antiviral PhenXDuring the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drugPHENXFind1Y^Patient

Frequently asked questions

Code details

Code66380-7

SystemLOINC

Display nameDuring the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug [PhenX]

DescriptionDuring the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug

Short nameTransfus immune globulin antiviral PhenX

ComponentDuring the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drug

PropertyFind

Timing1Y

System (specimen)^Patient

ScaleOrd

MethodPhenX

ClassPHENX

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.65

Part names

During the past Y, have you received a transfusion of blood or blood products, or have you been given immune gamma globulin or an antiviral drugFind1Y^PatientOrdPhenXFinding1 year

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.