label: Appendix Neuroendocrine Tumor pT4 TNM Finding v8
label_lc: appendix neuroendocrine tumor pt4 tnm finding v8
description: "Appendix neuroendocrine tumor perforating the peritoneum or directly invading other adjacent organs or structures (excluding direct mural extension to adjacent subserosa of adjacent bowel), e.g., abdominal wall and skeletal muscle. (from AJCC 8th Ed.)"