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Diagnosis of GIST or non-GIST using immunohisto-chemical analysis in the 29 surgically resected cases
| Surgery |
EUS-FNA |
|
| GIST | Non-GIST | |
| GIST | 24 | 0 |
| Non-GIST | 1 | 4 |
Overall accuracy 97% (28 of 29); sensitivity 100% (24 of 24); specificity 80% (4 of 5); positive predictive value 96% (24 of 25); negative predictive value 100% (4 of 4).
