| Age at onset (years) | Age at first surgery (years) | Indication | Surgical technique | Age at second surgery (years) | Surgical technique | Neoplasia at surveillance | Final TNM or dysplasia grade | Follow-up from last surgery |
---|---|---|---|---|---|---|---|---|---|
1 | 29 | 33 | Intractable | IRA | 41 | APR | HGD | T1N0M0 | 23Â years, no rec |
2 | 57 | 58 | Intractable | IRA | 77 | IPAA | LGD | T1N0M0 | 7Â years, no rec |
3 | 22 | 24 | Intractable | IRA | 47 | IPAA | LGD | HGD | 8Â years, no rec |
4 | 42 | 43 | Severe/emergency | IRA | 56 | TAR | HGD | HGD | 4Â years, no rec |
5 | 56 | 58 | Intractable | IRA |  |  | LGD | – | 5 years, LGD |
6 | 54 | 57 | Intractable | IPAA |  |  | LGD | – | 8 years, NEG |