Sarcomatoid Features


**Note 1:** Physician statement of Sarcomatoid Features can be used to code this data item. **Note 2:** Sarcomatoid morphology may be manifested by any renal cell carcinoma. The presence of sarcomatoid component in a renal cell carcinoma may be prognostically important. **Note 3:** Sarcomatoid features is mostly seen with renal cell carcinoma (all variants); however, if it’s seen with other histologies, it can be coded. **Note 4:** Record the presence or absence of sarcomatoid features as documented anywhere in the pathology report. **Note 5:** Code XX5 when the only information available about Sarcomatoid features is from a metastatic site **Note 6:** Do not use imaging findings to code this data item. **Note 7:** Code XX9 if surgical resection of the primary site is performed and there is no mention of sarcomatoid features.




NAACCR #3925


Code Description
000 Sarcomatoid features not present/not identified
001-100 Sarcomatoid features 1-100%
R01 Sarcomatoid features stated as less than 10%
R02 Sarcomatoid features stated as range 10%-30% present
R03 Sarcomatoid features stated as a range 31% to 50% present
R04 Sarcomatoid features stated as a range 51% to 80% present
R05 Sarcomatoid features stated as greater than 80%
XX5 Sarcomatoid features present from metastatic site only AND Sarcomatoid features not present, or unknown if present, in primary site
XX6 Sarcomatoid features present, percentage unknown
XX7 Not applicable: Not a renal cell carcinoma morphology
XX8 Not applicable: Information not collected for this case (If this information is required by your standard setter, use of code XX8 may result in an edit error.)
XX9 Not documented in medical record Sarcomatoid features not assessed or unknown if assessed No surgical resection of primary site is performed