| | International neuroblastoma pathology classification: Favorable histology group, patient less than 1.5 years of age, with poorly differentiated neuroblastoma (Schwannian stroma-poor), and low or intermediate mitosis-karyorrhexis index (finding) |  |  | International neuroblastoma pathology classification: Favorable histology group, patient less than 1.5 years of age, with poorly differentiated neuroblastoma (Schwannian stroma-poor), and low or intermediate mitosis-karyorrhexis index | 
 | | Id | 409733005 |  | Status | Primitive | 
| SNOMED CT to ICD-10 extended map |  | | Target | C74.9 |  | Rule | TRUE |  | Advice | ALWAYS C74.9 | MAPPED FOLLOWING WHO GUIDANCE | POSSIBLE REQUIREMENT FOR MORPHOLOGY CODE |  | Correlation | SNOMED CT source code to target map code correlation not specified | 
 | 
 |