Table 2.

Reported ileostomy neoplasia following total proctocolectomy for familal adenomatous polyposis

Author, year (reference number)	Age at FAP diagnosis	Interval from surgery to ICa (years)	Age at Ica (years)	Histology	Lesion pathology
Roth, 1982 ⁽⁵⁴⁾	35	9	44	ACa	Adenomatous polyps
Ross, 1987 ⁽⁵⁵⁾	24	32	56	ACa	Adenocarcinoma
Suarez, 1988 ⁽¹⁵⁾	11	29	40	ACa	Adenomatous changes with mild dysplasia
Primrose, 1988 ⁽⁵⁶⁾	47	25	72	ACa	Adenomatous changes with mild dysplasia
Lopez, 1991⁽⁵⁷⁾	23	27	50	ACa	Adenomatous polyps
Gilson, 1992 ⁽⁵⁸⁾	29	40	69	ACa	Adenomatous polyps
Lux, 1993 ⁽⁵⁹⁾	47	25	72	ACa	Adenomatous polyps
Johnson, 1993 ⁽²³⁾	40	25	65	ACa	Colonic metaplasia
Wu, 1998 ⁽⁶⁰⁾	25	42	67	ACa and SCC	Adenomatous polyposis gene
Mumira, 1999 ⁽⁶¹⁾	33	21	54	ACa	Well-differentiated adenocarcinoma with submucosainvasion
Iizuki, 2002 ⁽⁶²⁾	55	14	69	ACa	Not reported
Hata, 2003 ⁽⁶³⁾	25	32	57	ACa	Adenomatous polyps
Shenoy, 2009 ⁽⁶⁴⁾	25	10	60	ACa	Tubulovilous adenocarcinoma
Huntington, 2017 ⁽⁶⁵⁾	17	24	41	ACa	Tubulovilous adenocarcinoma
Procaccino, 2015 ⁽⁵³⁾	48	30	78	ACa	Moderate differentiated adenocarcinoma

TPC=total proctocolectomy; FAP=familial adenomatous poplyposis; ACa=adenocarcinoma; ICa=ileostomy cancer