What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCBoth

LOINC Code 9785-7: Microscopic observation Ova and parasite preparations Nom (Stl)

Name: LOINC Code 9785-7: Microscopic observation Ova and parasite preparations Nom (Stl)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:29.660Z

9785-7 is a LOINC code used to identify Microscopic observation Ova and parasite preparations Nom (Stl) 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 Microscopic observation. It is commonly used with the system or sample type Stool.

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 Microscopic observation. It is commonly used with the system or sample type Stool.

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: DEPRECATED
Order vs observation: Both
Method: Ova and parasite preparation

What it does not mean

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

Key facts

Deprecated Microscopic observation [Identifier] in Stool by Ova and Parasite Preparation
Microscopic observation
Bowel movement; Faecal; Faeces; Fecal; Feces; Gastro; Gastroenterology; GI; ID; Identity or presence; Infectious Disease; InfectiousDisease; Microbiology; Nominal; O&P; O+P; Ova and parasites; Ovum; Point in time; Prep; Random; Stl; Stool = Fecal

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

Microscopic observation Ova and parasite preparations Nom (Stl)Deprecated Microscopic observation [Identifier] in Stool by Ova and Parasite PreparationDeprecated O and P Prep StlMicroscopic observationMICROMicroscopic observation, StoolPrid

Frequently asked questions

Code details

Code9785-7

SystemLOINC

Display nameMicroscopic observation Ova and parasite preparations Nom (Stl)

DescriptionMicroscopic observation

Short nameDeprecated O and P Prep Stl

ComponentMicroscopic observation

PropertyPrid

TimingPt

System (specimen)Stool

ScaleNom

MethodOva and parasite preparation

ClassMICRO

StatusDEPRECATED

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0i

Last changed2.50

Consumer names

Microscopic observation, Stool

Part names

Microscopic observationPridPtStoolNomOva and parasite preparationPresence or IdentityPoint in time (spot)Ova and parasite preparations

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.