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Table 2 Patterns of recurrence and survival after cryosurgical ablation (CSA), radiofrequency ablation (RFA) or partial hepatectomy (PH) of colorectal liver metastases

From: Clinical outcome, proteome kinetics and angiogenic factors in serum after thermoablation of colorectal liver metastases

 

CSA

RFA

PH

 

(n = 20)

(n = 22)

(n = 134)

No recurrences

2

6

62

Recurrences

18

16

72

Single site

6

13

45

  Abdomen (extrahepatic)

1

4

8

  Liver remnant

2

5

12

  Ablation site

2

3

 

  Lung/thorax

1

1

20

  Other single sites

-

-

5

Multiple sites

12

3

27

Ablation site recurrences

9

4

 

  - ablation site only

2

3

  - ablation site and other sites

7

1

Median interval to recurrence (months)

8.5

9.0

9.0

(Range)

(3–44)

(2–31)

(3–72)

Median overall survival (months)

17.6

51.7

43.4

5-year overall survival rate (%)

5

38

42