Appendix Carcinoma pTis TNM Finding v9

**Semantic type:** Finding

**Definition:** Appendix carcinoma with a finding of carcinoma in situ (intramucosal carcinoma; invasion of the lamina propria or extension into but not through the muscularis mucosae). (from AJCC 9th Ed.)

**Synonyms:** - Appendiceal Carcinoma pTis TNM Finding v9