Release Date	Request Code	Change Type	NCI Code	CDISC Term Type	CDISC Codelist (Short Name)	CDISC Codelist (Long Name)	Change Summary	Original	New	Change Implementation Instructions

2023-12-15	CDISC-6248	Add	C202494	Term	DDF Biomedical Concept Property Attribute Terminology	DDF Biomedical Concept Property Attribute Terminology	Add new term to existing codelist	- - -	Biomedical Concept Property Name	

2023-12-15	CDISC-6248	Add	C202495	Term	DDF Biomedical Concept Property Attribute Terminology	DDF Biomedical Concept Property Attribute Terminology	Add new term to existing codelist	- - -	Biomedical Concept Property Required Indicator	

2023-12-15	CDISC-6248	Add	C202496	Term	DDF Biomedical Concept Property Attribute Terminology	DDF Biomedical Concept Property Attribute Terminology	Add new term to existing codelist	- - -	Biomedical Concept Property Enabled Indicator	

2023-12-15	CDISC-6248	Add	C202493	Term	DDF Entity Terminology	DDF Entity Terminology	Add new term to existing codelist	- - -	Biomedical Concept Property	

2023-12-15	CDISC-5772	Add	C41161	Term	DDF Entity Terminology	DDF Entity Terminology	Add new term to existing codelist	- - -	Experimental Intervention	C25218 is being retired from the codelist and replaced with C41161

2023-12-15	CDISC-6248	Add	C202487	Term	EPOCH	Epoch	Add new term to existing codelist	- - -	SCREENING	C48262 is being retired from the codelist and replaced with C202487

2023-12-15	CDISC-6248	Add	C202577	Term	EPOCH	Epoch	Add new term to existing codelist	- - -	LONG-TERM FOLLOW-UP	C16032 is being retired from the codelist and replaced with C202577

2023-12-15	CDISC-6077	Add	C202578	Term	EPOCH	Epoch	Add new term to existing codelist	- - -	FOLLOW-UP	C99158 is being retired from the codelist and replaced with C202578

2023-12-15	CDISC-6248	Remove	C25218	Term	DDF Entity Terminology	DDF Entity Terminology	Remove term entirely from codelist	Intervention	- - -	C25218 is being retired from the codelist and replaced with C41161

2023-12-15	CDISC-6248	Remove	C16032	Term	EPOCH	Epoch	Remove term entirely from codelist	LONG-TERM FOLLOW-UP	- - -	C16032 is being retired from the codelist and replaced with C202577

2023-12-15	CDISC-6248	Remove	C48262	Term	EPOCH	Epoch	Remove term entirely from codelist	SCREENING	- - -	C48262 is being retired from the codelist and replaced with C202487

2023-12-15	CDISC-6077	Remove	C99158	Term	EPOCH	Epoch	Remove term entirely from codelist	FOLLOW-UP	- - -	C99158 is being retired from the codelist and replaced with C202578