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Table 2 Symptomatic and biochemical response in patients treated with TAE

From: Hepatic arterial embolization in patients with neuroendocrine tumors

Paper

Number and type of NEN

Number of TAEs

BR

SR (endocrine symptoms)

SR (aspecific symptoms)

Loewe et al. 2003[7]

23 small-bowel NENs

75

13 pts evaluable: 8 (61%) PR, 5 (39%) MR

9 pts evaluable:

- - -

 

Abdominal pain 5 (56%) PR

 
 

Diarrhea 2 (22%) CR

 
 

Flushing 2 (22%) CR

 

Gupta et al. 2003[18]

69 carcinoids

Carcinoids:

- - -

- - -

- - -

 

42 TAE/27 TACE

 
 

54 PNENs

PNENs:

 
 

32 TAE/22 TACE

 

Carrasco et al. 1986[32]

25 carcinoids

25

18 (72%) CR

- - -

20 (87%) CR

Strosberg et al. 2006[36]

59 carcinoids

161

35 pts evaluable:

Flushing and/or diarrhea 21 (48%) CR

9 (20%) CR

 

20 PNENs

 

28 (80%) CR

Abdominal pain 11 (25%) CR

(44 pts evaluable)

 

5 unspecified NENs

 

4 (11%) MR

Hypoglicemia 3 (7%) CR

 
 

3 (9%) no response

(44 pts evaluable)

 

Hanssen et al. 1989[39]

19 carcinoids (7 pts evaluable)

7

7 (100%) PR

Diarrhea and/or flushing: 7 (100%) CR

- - -

Wangberg et al. 1996[40]

64 carcinoids

40

40 (100%) PR

- - -

40 (100%) PR

 

(40 pts evaluable)

 

Eriksson et al. 1998[41]

29 carcinoids

55

Carcinoids: 12 (41%) PR, 8 (28%) MR, 9 (31%) no response

- - -

11 carcinoid (38%) CR

 

12 PNENs

 

PNEN: 6 (50%) PR, 2 (16%) MR, 4 (34%) no response

 

6 PNEN (50%) CR

Brown et al. 1999[42]

21 carcinoids

63

- - -

- - -

46 (96%) PR

 

14 PNENs

(48 evaluable)

 

(48 TAE evaluable)

Chamberlain et al. 2000[43]

41 carcinoids

59

- - -

33 pts evaluable

31 (94%) PR

 

26 non functional PNENs

 

Hormonal and/or pain symptoms

 
 

18 functional PNENs

 

31 (94%) PR

 

Ruutiainen et al. 2007[44]

67 unspecified NENs

23 TAE/44 TACE (219 procedures)

- - -

- - -

- - -

Ho et al. 2007[45]

46 NENs

7TAE/86 TACE

- - -

- - -

27 pts evaluable

 

(31 carcinoids; 15 PNEN)

 

21 (78%) PR

Kamat et al. 2008[46]

60 unspecified NENs

33 TAE/27 TACE

- - -

- - -

20 pts evaluable

 

(123 procedures)

 

13 (65%) PR

Pitt et al. 2008[47]

100 unspecified NENs

106TAE/123TACE

- - -

- - -

35 pts evaluable: 29 TAE (83%) PR

 

35 pts evaluable: 32 TACE (86%) PR

Sward et al. 2009[48]

107 carcinoids

213

37 pts evaluable:

Diarrhea and/or flushing 76 (71%) CR

76 (71%)

 

CgA: 19 (51%) CR

 
 

54 pts evaluable:

 
 

5HIAA: 26 (48%) CR

 

Fiore et al. 22014[50]

12 PNENs

38 TAE/37 TACE

- - -

- - -

19 pts evaluable

 

16 NENs ileum

 

(64%) PR*

 

2 NENs colon

 
  1. Legend = PNEN: NEN pancreas, BR: biochemical response, SR: symptomatic response, PR: partial response, CR: complete response, MR: minor response.
  2. *Cumulative results.