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. Author manuscript; available in PMC: 2022 Sep 1.
Published in final edited form as: Adv Surg. 2021 Jul 6;55:89–107. doi: 10.1016/j.yasu.2021.05.007

Table 2.

Long-term surveillance in the OPRA triala

Exam or measureb Months after treatment
3–6 9–12 15–18 21–24 30c 36c 42c 48c 54c 60c
History and physical √ √ √ √ √ √ √ √ √ √
Endoscopy √ √ √ √ √ √ √ √ √ √
MRI rectum √ √ √ √ √ √
CT CAP √ √ √ √ √
CEA √ √ √ √ √ √ √ √ √ √
a

From Yuval et al. 2020, J. Gastrointest. Surg. 24:1880–1888; with permission.

b

CAP, chest-abdomen-pelvis; CEA, carcinoembryonic antigen.

c

±30 days.