LOINCActiveBoth

LOINC Code 13311-6: MNS group Ag Nom (RBC)

13311-6 is a LOINC code used to identify MNS group Ag Nom (RBC) 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 MNSs group Ag. It is commonly used with the system or sample type RBC.

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 MNSs group Ag. It is commonly used with the system or sample type RBC.

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

What it does not mean

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

Key facts

  • MNS group Ag [Type] on Red Blood Cells
  • MNSs group Ag
  • Antigen; Antigens; BLOOD BANK; Erythrocytes; Hematology; Heme; Nominal; Point in time; Random; Red blood cells; Red blood corpusles; 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

MNS group Ag Nom (RBC)MNS group Ag [Type] on Red Blood CellsMNSS Group Ag RBCMNSs group AgBLDBKMNS group antigen, Red blood cellsType

Frequently asked questions

Code details

Code13311-6
SystemLOINC
Display nameMNS group Ag Nom (RBC)
DescriptionMNSs group Ag
Short nameMNSS Group Ag RBC
ComponentMNSs group Ag
PropertyType
TimingPt
System (specimen)RBC
ScaleNom
ClassBLDBK
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.07

Consumer names

MNS group antigen, Red blood cells

Part names

MNSs group AgTypePtRBCNomMNS group AgPoint in time (spot)Red Blood Cells

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 13311-6 | HealthAssure