LOINCActiveObservation

LOINC Code 4466-9: Stain.vital Nom (Sem)

4466-9 is a LOINC code used to identify Stain.vital Nom (Sem) 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 Stain.vital. It is commonly used with the system or sample type Semen.

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 Stain.vital. It is commonly used with the system or sample type Semen.

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

  • Vital stain used for semen analysis
  • Stain.vital
  • Ejaculate; FERTILITY TESTING; Genitourinary; GU; Identity or presence; Nominal; Point in time; Random; Sem; Seminal fluid; Smn; SMPLS; St; Stains; Stn; URO; Urology; Vital Stn

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

Stain.vital Nom (Sem)Vital stain used for semen analysisVital Stn SmnStain.vitalFERTStain.vital, SemenPrid

Frequently asked questions

Code details

Code4466-9
SystemLOINC
Display nameStain.vital Nom (Sem)
DescriptionStain.vital
Short nameVital Stn Smn
ComponentStain.vital
PropertyPrid
TimingPt
System (specimen)Semen
ScaleNom
ClassFERT
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.73

Consumer names

Stain.vital, Semen

Part names

Stain.vitalPridPtSemenNomPresence or IdentityPoint 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.

LOINC Code 4466-9 | HealthAssure