| | primair ongedifferentieerd carcinoom van neusbijholte (aandoening) |  |  | primair ongedifferentieerd carcinoom van neusbijholte |  |  | primair ongedifferentieerd primair ongedifferentieerd carcinoom van sinus paranasalisprimair ongedifferentieerd carcinoom van bijholte
 
 |  |  | Primary undifferentiated carcinoma of nasal sinus |  |  | Primary sinonasal undifferentiated carcinoma
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 | | Id | 1259444003 |  | Status | Defined | 
| SNOMED CT to ICD-10 extended map |  | | Target | C31.9 |  | Rule | TRUE |  | Advice | ALWAYS C31.9 | POSSIBLE REQUIREMENT FOR MORPHOLOGY CODE |  | Correlation | SNOMED CT source code to target map code correlation not specified | 
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