LOINC Code 42348-3: Advance healthcare directives
42348-3 is a LOINC code used to identify Advance healthcare directives 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 Advance healthcare directives. It is commonly used with the system or sample type {Setting}.
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 Advance healthcare directives. It is commonly used with the system or sample type {Setting}.
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: Both
- Method: {Role}
What it does not mean
- The code identifies the observation or test, not the actual result.
Key facts
- Advance healthcare directives
- Advance directives contains data defining the patient's direction of care and any reference to supporting documentation. The most recent and up-to-date directives are required, if known, and should be listed in as much detail as possible. Advance directives contains data such as the existence of living wills, healthcare proxies, and CPR and resuscitation status.
- Adv healthcare directives; Advanced; DOC.ONT; Document; Finding; Findings; Point in time; 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
Frequently asked questions
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.