Bone Appendicular Skeleton, Trunk, Skull, and Facial Bones

Primary Site	Histology
C400-C403, C408-C411, C413, C418-C419	8000-8934, 8940-9138, 9141-9582

Name	Default Value	Used for Staging	NAACCR Item	Required By
Grade Clinical	9	true	#3843	COC_REQUIRED NPCR_REQUIRED CCCR_REQUIRED SEER_REQUIRED
Grade Pathological	9	true	#3844	COC_REQUIRED NPCR_REQUIRED CCCR_REQUIRED SEER_REQUIRED
Grade Post Therapy Clin (yc)	null	true	#1068	NPCR_REQUIRED COC_REQUIRED SEER_REQUIRED
Grade Post Therapy Path (yp)	null	true	#3845	NPCR_REQUIRED COC_REQUIRED CCCR_REQUIRED SEER_REQUIRED
Post Neoadj Chemo Percent Necrosis	XXX.8	false	#3908	COC_REQUIRED CCCR_REQUIRED SEER_REQUIRED_WHEN_COC_ANALYTIC