LOINC

LOINC Code 6796-7: Transferrin saturation (S) [Mass fraction]

6796-7 is a LOINC code used to identify Transferrin saturation (S) [Mass fraction] 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 Transferrin saturation. 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 Transferrin saturation. 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: DEPRECATED

What it does not mean

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

Key facts

  • Deprecated Transferrin saturation in Serum or Plasma
  • Transferrin saturation
  • Chemistry; Mass Fraction; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; SAT; Satn; Serum; Siderophilin; SR; Tf; Trf; TRFRN

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

Transferrin saturation (S) [Mass fraction]Deprecated Transferrin saturation in Serum or PlasmaDeprecated Transferrin saturationTransferrin saturationCHEMTransferrin Saturation, BloodMFr

Frequently asked questions

Code details

Code6796-7
SystemLOINC
Display nameTransferrin saturation (S) [Mass fraction]
DescriptionTransferrin saturation
Short nameDeprecated Transferrin saturation
ComponentTransferrin saturation
PropertyMFr
TimingPt
System (specimen)Ser
ScaleQn
ClassCHEM
Example units%
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(2)
Last changed2.70

Consumer names

Transferrin Saturation, Blood

Part names

Transferrin saturationMFrPtSerQnMass fractionPoint in time (spot)Serum

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 6796-7 | HealthAssure