Org.AI FoundationSchemaPartner

MedicalSymptom

Any complaint sensed and expressed by the patient (therefore defined as subjective) like stomachache, lower-back pain, or fatigue.

Kind of
MedicalSignOrSymptom
Properties
None of its own39 more from 4 types above it
Source
Schema.org 30.1

Read the 39 properties JSON-LDMarkdown

Properties

All 39 are inherited. Each says what kind of value it takes.

From MedicalSignOrSymptom1
PropertyValueWhat it means
possibleTreatmentValue: Drug, DrugClass, LifestyleModification or MedicalTherapy

A possible treatment to address this condition, sign or symptom.

From MedicalCondition16
PropertyValueWhat it means
associatedAnatomyValue: AnatomicalStructure, AnatomicalSystem or SuperficialAnatomy

The anatomy of the underlying organ system or structures associated with this entity.

causeValue: MedicalCause

The cause of a medical condition.

differentialDiagnosisValue: DDxElement

One of a set of differential diagnoses for the condition. Specifically, a closely-related or competing diagnosis typically considered later in the cognitive process whereby this medical condition is distinguished from others most likely responsible for a similar collection of signs and symptoms to reach the most parsimonious diagnosis or diagnoses in a patient.

drugValue: Drug

Specifying a drug or medicine used in a medication procedure.

epidemiologyValue: Text

The characteristics of associated patients, such as age, gender, race etc.

expectedPrognosisValue: Text

The likely outcome in either the short term or long term of the medical condition.

naturalProgressionValue: Text

The expected progression of the condition if it is not treated and allowed to progress naturally.

pathophysiologyValue: Text

Changes in the normal mechanical, physical, and biochemical functions that are associated with this activity or condition.

possibleComplicationValue: Text

A possible unexpected and unfavorable evolution of a medical condition. Complications may include worsening of the signs or symptoms of the disease, extension of the condition to other organ systems, etc.

primaryPreventionValue: MedicalTherapy

A preventative therapy used to prevent an initial occurrence of the medical condition, such as vaccination.

riskFactorValue: MedicalRiskFactor

A modifiable or non-modifiable factor that increases the risk of a patient contracting this condition, e.g. age, coexisting condition.

secondaryPreventionValue: Drug, DrugClass, LifestyleModification or MedicalTherapy

A preventative therapy used to prevent reoccurrence of the medical condition after an initial episode of the condition.

signOrSymptomValue: MedicalSignOrSymptom

A sign or symptom of this condition. Signs are objective or physically observable manifestations of the medical condition while symptoms are the subjective experience of the medical condition.

stageValue: MedicalConditionStage

The stage of the condition, if applicable.

statusValue: EventStatusType, MedicalStudyStatus or Text

The status of the study (enumerated).

typicalTestValue: MedicalTest

A medical test typically performed given this condition.

From MedicalEntity8
PropertyValueWhat it means
codeValue: MedicalCode

A medical code for the entity, taken from a controlled vocabulary or ontology such as ICD-9, DiseasesDB, MeSH, SNOMED-CT, RxNorm, etc.

fundingValue: Grant

A Grant that directly or indirectly provide funding or sponsorship for this item. See also ownershipFundingInfo.

guidelineValue: MedicalGuideline

A medical guideline related to this entity.

legalStatusValue: DrugLegalStatus, MedicalEnumeration or Text

The drug or supplement's legal status, including any controlled substance schedules that apply.

medicineSystemValue: MedicineSystem

The system of medicine that includes this MedicalEntity, for example 'evidence-based', 'homeopathic', 'chiropractic', etc.

recognizingAuthorityValue: Organization

If applicable, the organization that officially recognizes this entity as part of its endorsed system of medicine.

relevantSpecialtyValue: MedicalSpecialty

If applicable, a medical specialty in which this entity is relevant.

studyValue: MedicalStudy

A medical study or trial related to this entity.

From Thing14
PropertyValueWhat it means
additionalTypeValue: Text or URL

An additional type for the item, typically used for adding more specific types from external vocabularies in microdata syntax. This is a relationship between something and a class that the thing is in. Typically the value is a URI-identified RDF class, and in this case corresponds to the use of rdf:type in RDF. Text values can be used sparingly, for cases where useful information can be added without their being an appropriate schema to reference. In the case of text values, the class label should follow the schema.org style guide.

alternateNameValue: Text

An alias for the item.

descriptionValue: Text or TextObject

A description of the item.

digital.org.aiValue: Number

Digital maturity score from 0.0 (fully analog/manual) to 1.0 (fully digital/autonomous). Indicates the degree to which an entity operates digitally.

disambiguatingDescriptionValue: Text

A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation.

identifierValue: PropertyValue, Text or URL

The identifier property represents any kind of identifier for any kind of Thing, such as ISBNs, GTIN codes, UUIDs etc. Schema.org provides dedicated properties for representing many of these, either as textual strings or as URL (URI) links. See background notes for more details.

imageValue: ImageObject or URL

An image of the item. This can be a URL or a fully described ImageObject.

mainEntityOfPageValue: CreativeWork or URL

Indicates a page (or other CreativeWork) for which this thing is the main entity being described. See background notes for details.

nameValue: Text

The name of the item.

ownerValue: Organization or Person

A person or organization who owns this Thing.

potentialActionValue: Action

Indicates a potential Action, which describes an idealized action in which this thing would play an 'object' role.

sameAsValue: URL

URL of a reference Web page that unambiguously indicates the item's identity. E.g. the URL of the item's Wikipedia page, Wikidata entry, or official website.

subjectOfValue: CreativeWork or Event

A CreativeWork or Event about this Thing.

urlValue: URL

URL of the item.

Where this comes from

Quoted from Schema.org, and credited. Nothing in this definition is written by us.

  1. Published by
  2. Release
    Version 30.116 September 2026
  3. License
    CC BY-SA 3.0Free to copy and adapt, with credit, under the same licence
  4. Changed by us
    Nothing.

Use this type

Its definition is free to reuse, with credit to Schema.org. The same type is here as data, for programs and for language models.

Partner with us

Fund the next pass, contribute data, or build on the record. Tell us what you have in mind.

Partner with us