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Diagnostic yield of EUS-FNA for pNEN (total cases of dual intervention, n = 410)
| Operation | |||
|---|---|---|---|
| PNEN | Non-pNEN | ||
| EUS-FNA | pNEN | 49 (TP) | 2 (FP) |
| Non-pNENa | 9 (FN) | 350 (TN) | |
EUS-FNA was classified as non-diagnostic in nine cases, misdiagnosis in two cases, and diagnostic in 49 cases
pNEN pancreatic neuroendocrine neoplasm, EUS-FNA endoscopic ultrasound-guided fine needle aspiration, TN true negative, FN false negative, FP false positive, TP true positive
aIncluded insufficient material
