Proximal and distal rectal cancers differ in curative resectability and local recurrence

doi:10.4240/wjgs.v3.i8.113

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Aug 27, 2011 (publication date) through May 8, 2025

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World Journal of Gastrointestinal Surgery

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1948-9366

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastrointest Surg. Aug 27, 2011; 3(8): 113-118
Published online Aug 27, 2011. doi: 10.4240/wjgs.v3.i8.113

Table 4 Histological characteristics of patients with proximal and distal rectal cancer

Histological criteria	Proximal rectal cancer (100)	Distal rectal cancer (118)
Differentiation¹
Well	21 (21)	17 (14)
Moderate	69 (69)	83 (70)
Poor	8 (8)	10 (9)
Presence of mucin
Mucinous	5 (5)	9 (8)
Signet ring	0 (0)	1 (1)
Tumour stage²
T1	9 (9)	8 (7)
T2	20 (20)	28 (24)
T3	57 (57)	66 (56)
T4	14 (14)	16 (14)
Node stage³
N0	58 (58)	58 (49)
N1	15 (15)	30 (25)
N2	21 (21)	28 (24)
N3	3 (3)	0 (0)

¹Degree of differentiation not included in 10 patients (proximal rectal cancer 2 and distal rectal cancer 8) who showed complete tumour regression following pre operative chemoradiation;

²Reported T stage in those having neo-adjuvant therapy is stage before chemoradiation;

³Data regarding 5 patients have been withheld because either < 12 nodes were reported (n = 2) or no nodes were found after pre-operative chemoradiation (n = 3).

Citation: Wijenayake W, Perera M, Balawardena J, Deen R, Wijesuriya SR, Kumarage SK, Deen KI. Proximal and distal rectal cancers differ in curative resectability and local recurrence. World J Gastrointest Surg 2011; 3(8): 113-118
URL: https://www.wjgnet.com/1948-9366/full/v3/i8/113.htm
DOI: https://dx.doi.org/10.4240/wjgs.v3.i8.113