LOINCActiveObservation

LOINC Code 99908-6: Phosphate crystals amorphous Computer assisted (Urine sed) [#/Vol]

99908-6 is a LOINC code used to identify Phosphate crystals amorphous Computer assisted (Urine sed) [#/Vol] 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 Phosphate crystals.amorphous. It is commonly used with the system or sample type Urine sed.

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 Phosphate crystals.amorphous. It is commonly used with the system or sample type Urine sed.

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
  • Method: Computer assisted

What it does not mean

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

Key facts

  • Phosphate crystals amorphous [#/volume] in Urine sediment by Computer assisted method
  • Phosphate crystals.amorphous
  • #; ABS; absolute; absolutes; AM; Amorph; Amorph Cry; Amorph Phos Cry; Amorphic; Artificial Intelligence; Automated detection; Cnt; Comp Assist; Count; Count/volume; Crys; Cryst; Crystal; CT; i Phos; Inorganic phosphate; Number concentration; Number Concentration (count/vol); Phos; Phosphate total; Phosphorous; Phosphorus; Phosphrous; Pi; PO4; Point in time; QNT; Quan; Quant; Quantitative; Random; UA; UR; URINALYSIS; Urine sediment; Urn; UrnS

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

Phosphate crystals amorphous Computer assisted (Urine sed) [#/Vol]Phosphate crystals amorphous [#/volume] in Urine sediment by Computer assisted methodAmorph Phos Cry # UrnS Comp AssistPhosphate crystals.amorphousUAPhosphate crystals amorphous, Urine sedimentNCnc

Frequently asked questions

Code details

Code99908-6
SystemLOINC
Display namePhosphate crystals amorphous Computer assisted (Urine sed) [#/Vol]
DescriptionPhosphate crystals.amorphous
Short nameAmorph Phos Cry # UrnS Comp Assist
ComponentPhosphate crystals.amorphous
PropertyNCnc
TimingPt
System (specimen)Urine sed
ScaleQn
MethodComputer assisted
ClassUA
Example unitsp/ul
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Phosphate crystals amorphous, Urine sediment

Part names

Phosphate crystals.amorphousNCncPtUrine sedQnComputer assistedPhosphate crystals amorphousNumber ConcentrationPoint in time (spot)Urine sedimentComputer assisted method

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 99908-6 | HealthAssure