Appendix Serrated Lesions and Polyps

**Semantic type:** Neoplastic Process

**Definition:** Polyps that arise from the appendix. They are characterized by the presence of serrated glands and the absence of generalized dysplasia.

**Synonyms:** - Appendix SSA - Appendix SSA/P - Appendix SSP - Appendix Sessile Serrated Adenoma - Appendix Sessile Serrated Adenoma/Polyp - Appendix Sessile Serrated Polyp