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.

LOINCActive

LOINC Code 55218-2: Date of actual exposure to blood/body fluid

Name: LOINC Code 55218-2: Date of actual exposure to blood/body fluid
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:37.143Z

55218-2 is a LOINC code used to identify Date of actual exposure to blood/body fluid 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 Date of actual exposure to blood &or body fluid. 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 Date of actual exposure to blood &or body fluid. 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

What it does not mean

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

Key facts

Date of actual exposure to blood/body fluid
Date of actual exposure to blood &or body fluid
bod; Bodies; Date exposure to Bdy fl; Exp; Fld; Point in time; Public Health; PUBLICHEALTH; 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

Date of actual exposure to blood/body fluidDate exposure to Bdy flDate of actual exposure to blood &or body fluidPUBLICHEALTHDatePt^Patient

Frequently asked questions

Code details

Code55218-2

SystemLOINC

Display nameDate of actual exposure to blood/body fluid

DescriptionDate of actual exposure to blood &or body fluid

Short nameDate exposure to Bdy fl

ComponentDate of actual exposure to blood &or body fluid

PropertyDate

TimingPt

System (specimen)^Patient

ScaleQn

ClassPUBLICHEALTH

Example unitsMMDDYY

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.27

Last changed2.50

Part names

Date of actual exposure to blood &or body fluidDatePt^PatientQnDate of actual exposure to blood/body fluidPoint 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.