Merkel Cell Skin

Schema Information

Schema ID: merkel_cell_skin
Schema Name: Merkel Cell Skin

Schema Selection Criteria

Primary Site	Histology	Year of Diagnosis

The following data items are specific to this schema and are used for staging calculations.

Name	Default Value	Used for Staging	NAACCR Item	Required By

Name	Default Value	Used for Staging	NAACCR Item	Required By
Grade Clinical	9	Yes	#3843	COC_REQUIRED, NPCR_REQUIRED, CCCR_REQUIRED, SEER_REQUIRED
Grade Pathological	9	Yes	#3844	COC_REQUIRED, NPCR_REQUIRED, CCCR_REQUIRED, SEER_REQUIRED
Grade Post Therapy Clin (yc)	None	No	#1068	NPCR_REQUIRED, COC_REQUIRED, SEER_REQUIRED
Grade Post Therapy Path (yp)	None	No	#3845	NPCR_REQUIRED, COC_REQUIRED, CCCR_REQUIRED, SEER_REQUIRED
Lymph Nodes Isolated Tumor Cells	8	No	#3880	COC_REQUIRED, SEER_REQUIRED, SEER_REQUIRED_WHEN_COC_ANALYTIC
Profound Immune Suppression	8	No	#3918	COC_REQUIRED, SEER_REQUIRED, SEER_REQUIRED_WHEN_COC_ANALYTIC
Extranodal Extension Clinical	8	No	#3830	COC_REQUIRED, SEER_REQUIRED_WHEN_COC_ANALYTIC
Extranodal Extension Pathological	8	No	#3833	COC_REQUIRED, SEER_REQUIRED_WHEN_COC_ANALYTIC

Need Help?

For questions about this schema or its data items, please refer to the NAACCR Data Dictionary or contact your registry administrator.