Background: The main objective of this study was to investigate health-related quality of life (HRQOL) in terms of symptoms and functional outcomes in disease-free survivors of rectal cancer.
It is 10 in. (25 cm) long, allowing the entire rectal lining to be examined for evidence of disease.
这种管子长25公分，能使整个直肠得到检查，看是否有生病的症状。
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Objective To study the outcome of surgical versus non-surgical treatment of recurrent disease following an initial resection of a potentially curable rectal cancer.