188264002: Malignant neoplasm of iris (disorder)

SNOMED CT Concept\Clinical finding (finding)\...

\Head finding (finding)\Mass of head (finding)\Mass of eye structure\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Mass of head (finding)\Mass of eye structure\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Mass of head (finding)\Mass of eye structure\Mass in iris\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Anterior segment finding (finding)\Iris finding\Mass in iris\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Anterior segment finding (finding)\Iris finding\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Anterior segment finding (finding)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Mass of eye structure\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Mass of eye structure\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Finding of head region\Globe finding\Mass of eye structure\Mass in iris\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris

\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\...

\Mass of head (finding)\Mass of eye structure\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Mass of head (finding)\Mass of eye structure\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Mass of head (finding)\Mass of eye structure\Mass in iris\Tumor of iris\Malignant neoplasm of iris
\Mass of head (finding)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Mass of head (finding)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris

\Neoplasm of head and neck\Malignant neoplasm of head and/or neck (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Neoplasm of head and neck\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Neoplasm of head and neck\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris

\Eye / vision finding\Globe finding\Anterior segment finding (finding)\Iris finding\Mass in iris\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Anterior segment finding (finding)\Iris finding\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Anterior segment finding (finding)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Mass of eye structure\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Mass of eye structure\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Globe finding\Mass of eye structure\Mass in iris\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Eye / vision finding\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris

\Disease\Disorder of sensory organ (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of sensory organ (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Disorder of sensory organ (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of sensory organ (disorder)\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of sensory organ (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of sensory organ (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of head and/or neck (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant neoplasm of head and/or neck (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of body system\Visual system disorder\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Anomaly of eye (disorder)\Lesion of eye (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of anterior segment of eye\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Disorder of anterior uveal tract (disorder)\Disorder of iris\Lesion of iris (disorder)\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Disorder of eye region (disorder)\Disorder of eye proper (disorder)\Disorder of uveal tract\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Malignant neoplasm of eye\Malignant neoplasm of iris
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of eye region (disorder)\Neoplasm of eye proper (disorder)\Neoplasm of uveal tract\Tumor of iris\Malignant neoplasm of iris

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2002. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

289311014 Malignant neoplasm of iris en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

289312019 Malignant tumour of iris en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

289313012 Malignant tumor of iris en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

5429607012 Malignant neoplasm of iris (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Malignant neoplasm of iris	Is a	Primary malignant neoplasm of eye, primary (disorder)	false	Inferred relationship	Some
Malignant neoplasm of iris	Is a	Tumor of iris	true	Inferred relationship	Some
Malignant neoplasm of iris	Pathological process	Malignant neoplastic process	false	Inferred relationship	Some	1
Malignant neoplasm of iris	Associated morphology	Malignant neoplasm, primary	false	Inferred relationship	Some
Malignant neoplasm of iris	Associated morphology	Malignant neoplasm of primary, secondary, or uncertain origin	false	Inferred relationship	Some	1
Malignant neoplasm of iris	Finding site	Eye structure	false	Inferred relationship	Some	1
Malignant neoplasm of iris	Finding site	Iris structure	false	Inferred relationship	Some	1
Malignant neoplasm of iris	Is a	Malignant neoplasm of eye	true	Inferred relationship	Some
Malignant neoplasm of iris	Associated morphology	Neoplasm	false	Inferred relationship	Some	1
Malignant neoplasm of iris	Finding site	Uveal tract structure	false	Inferred relationship	Some
Malignant neoplasm of iris	Is a	Neoplasm of uveal tract	false	Inferred relationship	Some
Malignant neoplasm of iris	Finding site	Iris structure	true	Inferred relationship	Some	1
Malignant neoplasm of iris	Associated morphology	Malignant neoplasm of primary, secondary, or uncertain origin	false	Inferred relationship	Some	1
Malignant neoplasm of iris	Associated morphology	Malignant neoplasm (morphologic abnormality)	true	Inferred relationship	Some	1

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Malignant melanoma of iris	Is a	True	Malignant neoplasm of iris	Inferred relationship	Some
Malignant neoplasm of ciliary body	Is a	False	Malignant neoplasm of iris	Inferred relationship	Some
Primary adenocarcinoma of epithelium of iris (disorder)	Is a	True	Malignant neoplasm of iris	Inferred relationship	Some
Primary malignant neuroepithelial neoplasm of iris (disorder)	Is a	True	Malignant neoplasm of iris	Inferred relationship	Some

Reference Sets

Description inactivation indicator reference set