Case No. Sex/ Age Site Size (cm) Cell type Metastasis Mitosis /50HPF Stage TNM Treatment Prognosis Months of follow-up
Retrospective study
1 F/62 rectum 7 M None 3 II surgery ANED 14
2 F/83 stomach 6 S None 1 I B surgery ANED 50
3 M/79 rectum 5 S None 20 III B surgery, imatinib ANED 43
4 F/62 stomach 4.5 S None 4 I A surgery NA -
5 M/68 stomach 8 M None 2 I B surgery ANED 43
6 M/55 jejunum 3 S PD 8 IV surgery, imatinib REC 40
7 M/53 ileum 1.5 S None 4 I surgery NA -
8 F/81 stomach 7 M None 1 I B surgery MOM 9
9 F/54 stomach 3.6 S None 2 I A surgery NA -
10 M/66 stomach 1 S None 2 I A surgery ANED 52
11 M/67 stomach 12 S None 143 III B surgery NA -
12 M/45 stomach 2 S None 2 I A surgery ANED 51
13 F/70 rectum 2.5 S None 3 I surgery NA -
14 F/68 stomach 4.6 S None 3 I A surgery ANED 47
15 M/71 stomach 4.4 S None 2 I A surgery ANED 42
16 F/64 jejunum 2 M None 0 I surgery NA -
17 F/53 stomach 3.2 S None 8 II surgery ANED 54
18 M/52 jejunum 9.5 S None 41 IIIB surgery, imatinib MET 29
19 F/53 ileum 6.5 M None 1 II surgery NA -
20 M/62 stomach 57 M None 43 III B surgery ANED 62
21 F/74 stomach 7.5 E None 4 I B surgery, imatinib AWD 60
22 F/65 stomach 3 S None 14 II surgery ANED 63
23 M/48 stomach 2 S None 1 I A surgery ANED 61
24 M/73 stomach 4 M None 0 I A surgery ANED 52
25 M/74 stomach 16 S PD 21 IV surgery, imatinib DOD 27
26 M/66 stomach 4.7 S None 9 III B surgery, imatinib ANED 24
Prospective study
27 M/59 stomach 9 S LN 3 IV surgery, imatinib MOM 6
28* M/56 duodenum NB S Liver 0 - imatinib    
      16 M Liver 18 IV surgery, sunitinib DOD 51
29 M/62 stomach 3.5 S None 8 II surgery ANED 12
30 M/70 stomach 0.6 S None 0 I A surgery ANED 14
31 F/57 stomach 1 M None 1 I A surgery ANED 14
32 M/54 stomach 3.5 S None 5 I A surgery ANED 10
33 F/59 stomach 7 M None 7 III A surgery NA -
34 M/74 stomach 1.8 M None 0 I A surgery NA -
35 F/65 colon 6 M None 6 III B surgery NA -
36 F/75 jejunum 10 M None 6 III B surgery ANED 12
37 F/67 stomach 11 M None 5 II surgery ANED 10
38 M/69 stomach 4 M None 2 I A surgery ANED 6
39 M/83 stomach 5.5 E None 3 I B surgery NA -
40 M/23 duodenum 3 S None 6 II surgery ANED 4
41 F/66 stomach 3.5 S None 1 I A surgery ANED 6
42 M/69 stomach 3.5 M None 24 II surgery ANED 3
ANED: Alive No Evidence Of Disease; AWD: Alive With Disease; DOD: Died Of Disease; E: Epithelioid; LN: Lymph Node; M: Mix; MET: Metastasis; MOM: Multiple Organ Metastasis; NA: Not Available; NB: Needle Biopsy; PD: Peritoneum Dissemination; REC: Recurrence; S: Spindle; TNM: Tumor, Lymph Node and Metastasis. Case Nos.1-26 included in the retrospective study, 27-42 included in the prospective study. *Case 28 had two samples that were obtained before and after imatinib therapy.
Table 1: Clinicopathologic features of 42 patients with GIST.