LOINCActiveObservation

LOINC Code 34465-5: B Ab Immediate spin [Titer]

34465-5 is a LOINC code used to identify B Ab Immediate spin [Titer] 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 B Ab. It is commonly used with the system or sample type Ser/Plas.

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 B Ab. It is commonly used with the system or sample type Ser/Plas.

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: Immediate spin

What it does not mean

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

Key facts

  • B Ab [Titer] in Serum or Plasma by Immediate spin
  • B Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; BLOOD BANK; Dilution factor; Dilution Factor (Titer); Imm Spin; IS; Pl; Plasma; Plsm; Point in time; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SmQn; SR; Titer; Titered; Titre; Ttr

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

B Ab Immediate spin [Titer]B Ab [Titer] in Serum or Plasma by Immediate spinB Ab Titr SerPl Imm SpinB AbBLDBKB antibody, BloodTitr

Frequently asked questions

Code details

Code34465-5
SystemLOINC
Display nameB Ab Immediate spin [Titer]
DescriptionB Ab
Short nameB Ab Titr SerPl Imm Spin
ComponentB Ab
PropertyTitr
TimingPt
System (specimen)Ser/Plas
ScaleSemiQn
MethodImmediate spin
ClassBLDBK
Example unitstiter
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.10
Last changed2.75

Consumer names

B antibody, Blood

Part names

B AbTitrPtSer/PlasSemiQnImmediate spinTiterPoint in time (spot)Serum or Plasma

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 34465-5 | HealthAssure