LOINCActiveOrder

LOINC Code 100149-4: 6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel (U+S/P)

100149-4 is a LOINC code used to identify 6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel (U+S/P) 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 6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panel. It is commonly used with the system or sample type Urine+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 6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panel. It is commonly used with the system or sample type Urine+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

  • 6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel - Urine and Serum or Plasma
  • 6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panel
  • 6-oxo-pipecolinic acid and 6(R+S)-2-oxo-propylpipecolinic acid levels are measured in urine and plasma for the diagnosis and therapy of pyridoxin dependent epilepsy (PDE).
  • 2-OPP; 2-oxopropylpiperidine-2-carobylic acid; 2S,6S-/2S,6R-oxopropylpiperidine-2-carboxylic acid; 6(R+S)-OPP; 6-oxo-PIP + 6(R+S)-OPP; 6-oxo-pipecolic acid; 6-oxo-piperidine-2-carboxylic acid; Chemistry; II; Pan; PANEL.CHEMISTRY; Panl; PDE-ALDH7A1; Pl; Plasma; Plsm; Pnl; Point in time; Pyridoxine-dependent epilepsy; R prime; Random; Right; S prime; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; UA; UR; Ur+SerPl; Urn

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

6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel (U+S/P)6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel - Urine and Serum or Plasma6-oxo-PIP + 6(R+S)-OPP Ur+SerPl6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panelPANEL.CHEM6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel, Urine+Blood-

Frequently asked questions

Code details

Code100149-4
SystemLOINC
Display name6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel (U+S/P)
Description6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panel
Short name6-oxo-PIP + 6(R+S)-OPP Ur+SerPl
Component6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panel
Property-
TimingPt
System (specimen)Urine+Ser/Plas
Scale-
ClassPANEL.CHEM
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.72
Last changed2.72

Consumer names

6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panel, Urine+Blood

Part names

6-oxo-piperidine-2-carboxylate & 6(R+S)-oxo-propylpiperidine-2-carboxylate panel-PtUrine+Ser/Plas6-oxo-piperidine-2-carboxylate and 6(R+S)-oxo-propylpiperidine-2-carboxylate panelPoint in time (spot)Urine and 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.