LOINCActiveOrder

LOINC Code 53803-3: Transferrin.carbohydrate deficient panel

53803-3 is a LOINC code used to identify Transferrin.carbohydrate deficient panel 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.carbohydrate deficient panel. 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 Transferrin.carbohydrate deficient panel. 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: Order
  • Panel type: Panel

What it does not mean

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

Key facts

  • Transferrin.carbohydrate deficient panel - Serum or Plasma
  • Transferrin.carbohydrate deficient panel
  • CDT; CDT Pnl; Chemistry; Glycosylated transferrin; Pan; PANEL.CHEMISTRY; Panl; Pl; Plasma; Plsm; Pnl; SerP; SerPl; SerPlas; Serum; Serum or plasma; 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.carbohydrate deficient panelTransferrin.carbohydrate deficient panel - Serum or PlasmaCDT Pnl SerPlPANEL.CHEMTransferrin.carbohydrate deficient panel, Blood-Ser/Plas

Frequently asked questions

Code details

Code53803-3
SystemLOINC
Display nameTransferrin.carbohydrate deficient panel
Short nameCDT Pnl SerPl
ComponentTransferrin.carbohydrate deficient panel
Property-
Timing-
System (specimen)Ser/Plas
Scale-
ClassPANEL.CHEM
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.73

Consumer names

Transferrin.carbohydrate deficient panel, Blood

Part names

Transferrin.carbohydrate deficient panel-Ser/PlasSerum 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 53803-3 | HealthAssure