LOINC Code 86551-9: Influenza vaccine cycle
86551-9 is a LOINC code used to identify Influenza vaccine cycle 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 Influenza vaccine cycle. It is commonly used with the system or sample type Vaccine.
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 Influenza vaccine cycle. It is commonly used with the system or sample type Vaccine.
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
What it does not mean
- The code identifies the observation or test, not the actual result.
Key facts
- Influenza vaccine cycle
- The type of influenza vaccine (e.g. seasonal or non-seasonal) used. The seasonal flu shot protects against influenza viruses predicted to be the most common during the upcoming season based on research. This term was created for, but not limited in use to, the Centers for Disease Control and Prevention (CDC) National Healthcare Safety Network (NHSN) surveillance for healthcare personnel vaccinations. For NHSN, seasonal is the default answer.
- Nominal; Point in time; Random; Typ
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.