# Observable Entity Attributes Summary

<mark style="color:$danger;">**This Editorial Guide is used for Education Purposes Only. It is used in the Authoring Courses and Certifications. It is based on the January 2026 Editorial Guide.**</mark>

When authoring in this domain, these are the approved attributes and allowable ranges.

## Domain Information for Observable Entity

<table><thead><tr><th width="302.0728759765625">Property</th><th>Value</th></tr></thead><tbody><tr><td>Domain Constraint</td><td>&#x3C;&#x3C; 363787002 | Observable entity (observable entity) |</td></tr><tr><td>Parent Domain</td><td>-</td></tr><tr><td>Proximal Primitive Constraint</td><td>&#x3C;&#x3C; 363787002 | Observable entity (observable entity) |</td></tr><tr><td>Proximal Primitive Refinement</td><td>-</td></tr></tbody></table>

## Author View of Attributes and Ranges for Observable Entity

<table data-full-width="true"><thead><tr><th width="215.58331298828125">Attribute</th><th width="103.01214599609375">Grouped</th><th width="124.8167724609375">Cardinality</th><th width="178.282958984375">In Group Cardinality</th><th>Range Constraint</th></tr></thead><tbody><tr><td>704321009 | Characterizes (attribute) |</td><td>1</td><td>0..*</td><td>0..*</td><td>&#x3C;&#x3C; 71388002 | Procedure (procedure) | OR &#x3C;&#x3C; 719982003 | Process (qualifier value) |</td></tr><tr><td>246093002 | Component (attribute) |</td><td>1</td><td>0..*</td><td>0..*</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) | OR &#x3C;&#x3C; 540091010000105 | Calculation (calculation) |</td></tr><tr><td>704327008 | Direct site (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) |</td></tr><tr><td>719722006 | Has realization (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 272379006 | Event (event) | OR &#x3C;&#x3C; 404684003 | Clinical finding (finding) | OR &#x3C;&#x3C; 71388002 | Procedure (procedure) | OR &#x3C;&#x3C; 719982003 | Process (qualifier value) |</td></tr><tr><td>718497002 | Inherent location (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) |</td></tr><tr><td>704319004 | Inheres in (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 125676002 | Person (person) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) |</td></tr><tr><td>704326004 | Precondition (attribute) |</td><td>1</td><td>0..*</td><td>0..*</td><td>&#x3C;&#x3C; 404684003 | Clinical finding (finding) | OR &#x3C;&#x3C; 703763000 | Precondition value (qualifier value) | OR &#x3C;&#x3C; 71388002 | Procedure (procedure) |</td></tr><tr><td>405815000 | Procedure device (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 49062001 | Device (physical object) |</td></tr><tr><td>1003735000 | Process acts on (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) |</td></tr><tr><td>704322002 | Process agent (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) |</td></tr><tr><td>704323007 | Process duration (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 7389001 | Time frame (qualifier value) |</td></tr><tr><td>1003703000 | Process extends to (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 123037004 | Body structure (body structure) |</td></tr><tr><td>704324001 | Process output (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 719982003 | Process (qualifier value) |</td></tr><tr><td>370130000 | Property (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 118598001 | Property (qualifier value) |</td></tr><tr><td>704325000 | Relative to (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) |</td></tr><tr><td>719715003 | Relative to part of (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) |</td></tr><tr><td>370132008 | Scale type (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 117364006 | Narrative value (qualifier value) | OR &#x3C;&#x3C; 117444000 | Text value (qualifier value) | OR &#x3C;&#x3C; 26716007 | Qualitative value (qualifier value) | OR &#x3C; 398195001 | Measurement scales (qualifier value) |</td></tr><tr><td>246501002 | Technique (attribute) |</td><td>1</td><td>0..*</td><td>0..*</td><td>&#x3C;&#x3C; 254291000 | Staging and scales (staging scale) | OR &#x3C;&#x3C; 272394005 | Technique (qualifier value) |</td></tr><tr><td>370134009 | Time aspect (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 7389001 | Time frame (qualifier value) |</td></tr><tr><td>704320005 | Towards (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 105590001 | Substance (substance) | OR &#x3C;&#x3C; 123037004 | Body structure (body structure) | OR &#x3C;&#x3C; 123038009 | Specimen (specimen) | OR &#x3C;&#x3C; 260787004 | Physical object (physical object) | OR &#x3C;&#x3C; 373873005 | Pharmaceutical / biologic product (product) | OR &#x3C;&#x3C; 410607006 | Organism (organism) | OR &#x3C;&#x3C; 419891008 | Record artifact (record artifact) |</td></tr><tr><td>246514001 | Units (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C; 767524001 | Unit of measure (qualifier value) |</td></tr><tr><td>424226004 | Using device (attribute) |</td><td>1</td><td>0..*</td><td>0..1</td><td>&#x3C;&#x3C; 49062001 | Device (physical object) |</td></tr></tbody></table>

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