Table 4. Neoplasms Found in the Study Population.

Patient Sex/Age, y	Reason for Intervention	Time to Intervention, d	Intervention	Histological Findings	Time to Secondary Intervention, d	Secondary Intervention
F/56	Allocated intervention	90	Appendectomy	LAMN and pseudomyxoma peritonei	156	Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy
M/47	Allocated intervention	120	Appendectomy	LAMN	NA	Surveillance
M/59	Allocated intervention	134	Appendectomy	Sessile serrated adenoma	NA	Surveillance
M/59	Recurrent symptoms	329	Ileocecal resection	Adenocarcinoma of the appendix	378	Right hemicolectomy
M/59	Recurrent symptoms	18	Appendectomy	LAMN	98	Ileocecal resection
M/61	Recurrent symptoms	330	Appendectomy	Mucinous cystadenoma	NA	Surveillance
M/55	Recurrent symptoms	189	Appendectomy	Goblet cell carcinoid	252	Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy
F/58	MRI tumor suspicion	199	Appendectomy	Sessile serrated adenoma	NA	Surveillance
F/53	CT tumor suspicion	171	Chemotherapy	Cecal adenocarcinoma and sessile serrated appendiceal adenoma	332	Right hemicolectomy (palliative)
M/61	Recommended	429	Appendectomy	LAMN	NA	Surveillance
F/41	Recommended	142	Appendectomy	LAMN	NA	Surveillance

Abbreviations: CT, computed tomography; LAMN, low-grade appendiceal mucinous neoplasm; MRI, magnetic resonance imaging; NA, not applicable.