LOINCActiveBoth

LOINC Code 17346-8: Neutrophil Ab IF Ql (S)

17346-8 is a LOINC code used to identify Neutrophil Ab IF Ql (S) 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 Neutrophil Ab. It is commonly used with the system or sample type Ser.

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 Neutrophil Ab. It is commonly used with the system or sample type Ser.

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: IF

What it does not mean

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

Key facts

  • Neutrophil Ab [Presence] in Serum by Immunofluorescence
  • Neutrophil Ab
  • ABS; Aby; ACIF; Antby; Anti; Antibodies; Antibody; Anticomplement Immunofluorescence; Autoantibodies; Autoantibody; FA; Fluorescent antibody; Fluoresent; Granulocytic Ab; Hematology; Heme; IFA; Immune fluorescence; Immunoflour; Immunofluor; Immunofluorescence; Neut; Neutr; Neutrophils; Ordinal; PMN; PNM; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serology; Serum; SR; Time Resolved Fluorescence; TRF

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

Neutrophil Ab IF Ql (S)Neutrophil Ab [Presence] in Serum by ImmunofluorescenceNeutrophil Ab Ser Ql IFNeutrophil AbSERONeutrophil antibody, BloodPrThr

Frequently asked questions

Code details

Code17346-8
SystemLOINC
Display nameNeutrophil Ab IF Ql (S)
DescriptionNeutrophil Ab
Short nameNeutrophil Ab Ser Ql IF
ComponentNeutrophil Ab
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodIF
ClassSERO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Neutrophil antibody, Blood

Part names

Neutrophil AbPrThrPtSerOrdIFPresence or ThresholdPoint in time (spot)SerumImmunofluorescence (IF)

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 17346-8 | HealthAssure