LOINCActiveObservation

LOINC Code 35504-0: Para aminobenzoate 6 Hr post Unsp bentiromide PO (6H U) [Mass fraction]

35504-0 is a LOINC code used to identify Para aminobenzoate 6 Hr post Unsp bentiromide PO (6H U) [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 Para aminobenzoate^6H post XXX bentiromide PO. It is commonly used with the system or sample type Urine.

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 Para aminobenzoate^6H post XXX bentiromide PO. It is commonly used with the system or sample type Urine.

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: Observation

What it does not mean

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

Key facts

  • Para aminobenzoate in 6 hour Urine --6 hours post XXX bentiromide PO
  • Para aminobenzoate^6H post XXX bentiromide PO
  • 6 hours; 6h p BT PO; 6Hr; After; Aminobenzoic acid; Bentiramide; c701; CHEMISTRY.CHALLENGE TESTING; Mass Fraction; N-benzoyl-L-tyrosylp-aminobenzoic acid; p Aminobenzoate; PAB; PABA; Pabanol; Percent; PST; QNT; Quan; Quant; Quantitative; UA; UR; 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

Para aminobenzoate 6 Hr post Unsp bentiromide PO (6H U) [Mass fraction]Para aminobenzoate in 6 hour Urine --6 hours post XXX bentiromide POpABA 6h p BT PO 6h MFr UrPara aminobenzoate^6H post XXX bentiromide POCHALPara aminobenzoate 6 hr after Unsp Bentiromide by mouth, UrineMFr

Frequently asked questions

Code details

Code35504-0
SystemLOINC
Display namePara aminobenzoate 6 Hr post Unsp bentiromide PO (6H U) [Mass fraction]
DescriptionPara aminobenzoate^6H post XXX bentiromide PO
Short namepABA 6h p BT PO 6h MFr Ur
ComponentPara aminobenzoate^6H post XXX bentiromide PO
PropertyMFr
Timing6H
System (specimen)Urine
ScaleQn
ClassCHAL
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.13
Last changed2.30

Consumer names

Para aminobenzoate 6 hr after Unsp Bentiromide by mouth, Urine

Part names

Para aminobenzoate^6H post XXX bentiromide POMFr6HUrineQnMass fraction6 hours

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.