LOINCActiveBoth

LOINC Code 74759-2: Yeast Gram stain Ql (Specimen)

74759-2 is a LOINC code used to identify Yeast Gram stain Ql (Specimen) 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 Yeast. It is commonly used with the system or sample type XXX.

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 Yeast. It is commonly used with the system or sample type XXX.

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: Both
  • Method: Gram stain

What it does not mean

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

Key facts

Yeast [Presence] in Specimen by Gram stain
Yeast
Yeast qualitation by gram stain. Yeast qualitation reported with microbiology culture results and reported under gram stain. Presence of yeast on gram stain is indicative of fungal infection caused by yeast. Morphologic features of yeast noted on gram stain may assist in identification of the yeast species. Yeast appear as small, refractile oval structures and may or may not be budding. Yeast cells are usually candida albicans [1]. Sources[1] Urinalysis and Body Fluids, Ed 4, SK Strasinger and M Schaub Di Lorenzo, 2001.
Gram Stn; ID; Infectious Disease; InfectiousDisease; Microbiology; Misc; Miscellaneous; Ordinal; Other; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Spec; St; Stains; Stn; To be specified in another part of the message; Unspecified

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

Yeast Gram stain Ql (Specimen)Yeast [Presence] in Specimen by Gram stainYeast Spec Ql Gram StnYeastMICROYeast, SpecimenPrThr

Frequently asked questions

Code details

Code74759-2
SystemLOINC
Display nameYeast Gram stain Ql (Specimen)
DescriptionYeast
Short nameYeast Spec Ql Gram Stn
ComponentYeast
PropertyPrThr
TimingPt
System (specimen)XXX
ScaleOrd
MethodGram stain
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.48
Last changed2.73

Consumer names

Yeast, Specimen

Part names

YeastPrThrPtXXXOrdGram stainPresence or ThresholdPoint in time (spot)

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 74759-2 | HealthAssure