Table 1

Clinical summary of the 5 patients from our institute (Tianjin Medical University Cancer Hospital and Institute)
No. Age (years) Symptoms: bleeding/obstruction/ hydronephrosis/ dysuria PSA (ng/ml) Time to development of RI Type of RI Pathological grade of RI Extrarectal metastases Primary treatment modalities Survival/survival time (months)
Radiotherapy Hormonal therapy
1 65 Y/N/N/N 20 S I PD N Y Y DOD/48
2 65 Y/N/N/N 124.5 S II PD Y N Y AWD/18
3 68 Y/N/N/N 3.98 M III PD Y Y N DOD/1
4 80 N/N/N/Y 1050 S I MD Y N Y DOD/30
5 58 N/N/N/N 92.41 S II PD N Y Y AWD/62

Y Yes; N no; RI: rectal involvement; DOD: dead of disease; AWD: alive with disease; S Synchronous rectal involvement at first cancer diagnosis; M Metachronous diagnosis of rectal involvement; PD = poorly differentiated; MD: moderately differentiated; Type of RI was defined according to the criteria described in the literature [11,12].Type I means anterior rectal mass; Type II means annular rectal stricture; Type III means ulcerating anterior rectal mass; Type IV means separate metastasis to rectum.

Wang et al.

Wang et al. Diagnostic Pathology 2014 9:35   doi:10.1186/1746-1596-9-35

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