LOINCActiveObservation

LOINC Code 33740-2: Venous.large vessel.invasion CAP Nom (Spec)

33740-2 is a LOINC code used to identify Venous.large vessel.invasion CAP Nom (Spec) 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 Venous.large vessel.invasion. It is commonly used with the system or sample type Specimen.

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 Venous.large vessel.invasion. It is commonly used with the system or sample type Specimen.

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
  • Method: CAP cancer protocols

What it does not mean

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

Key facts

  • Venous.large vessel.invasion [Identifier] in Specimen by CAP cancer protocols
  • Venous.large vessel.invasion
  • CAP prot; Identity or presence; Nominal; PATH.HISTO; PATHOLOGY; Point in time; Random; Spec; Venous.large VI

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

Venous.large vessel.invasion CAP Nom (Spec)Venous.large vessel.invasion [Identifier] in Specimen by CAP cancer protocolsVenous.large VI Spec CAP protVenous.large vessel.invasionPATH.HISTOVenous.large vessel.invasion, SpecimenPrid

Frequently asked questions

Code details

Code33740-2
SystemLOINC
Display nameVenous.large vessel.invasion CAP Nom (Spec)
DescriptionVenous.large vessel.invasion
Short nameVenous.large VI Spec CAP prot
ComponentVenous.large vessel.invasion
PropertyPrid
TimingPt
System (specimen)Specimen
ScaleNom
MethodCAP cancer protocols
ClassPATH.HISTO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.09
Last changed2.61

Consumer names

Venous.large vessel.invasion, Specimen

Part names

Venous.large vessel.invasionPridPtSpecimenNomCAP cancer protocolsPresence 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 33740-2 | HealthAssure