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Table 2 Characteristics of patients with IGN recurrence

From: Is elective inguinal radiotherapy necessary for locally advanced rectal adenocarcinoma invading anal canal?

No

ACI

Gender/Age

cStage

pStage/ypStage

Hisological grade

Surgery

1

Yes (1.0)*

F/38

cT3N1M0

ypT2N1bM0

Low

LAR

2

Yes (1.5)

F/57

cT4N1M0

ypT0N0M0

High

APR

3

Yes (0.0)

M/59

cT3N1M0

ypT4bN1bM0

Low

APR

4

Yes (2.5)

M/55

cT3N2M0

ypT3N0M0

Low

APR

5

Yes (0.5)

M/50

cT3N2M0

ypT2N0M0

Low

APR

6

Yes (0.0)

M/58

cT3N1M0

ypT4bN2aM0

Low

APR

7

Yes (2.0)

F/58

cT3N2M0

pT3N2aM0

High

APR

8

No (5.0)

M/57

cT3N2M0

pT3N2aM0

Low

LAR

9

No (9.0)

M/52

cT3N2M0

pT3N2bM0

Low

LAR

10

No (10.0)

M/54

cT3N2M0

pT3N2aM0

Low

LAR

  1. Abbreviations: IGN inguinal node, ACI anal canal invasion, LAR low anterior resection, APR abdominoperineal resection.
  2. *Data in parenthesis are the distance (cm) from the anal verge to the distal end of the tumor.
  3. Evaluated by pretreatment diagnostic biopsy. Low indicates well or moderately differentiated; high indicates poorly differentiated, mucinous, or signet ring cell carcinoma.