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Table 2 Proportion of rFNA results as a subset of initial FNA results, and percentage of patients undergoing surgery in each group

From: The role of repeat fine needle aspiration in managing indeterminate thyroid nodules

Initial FNA % (n) Repeat FNA result % of Initial (n) % Surgery (n) % Malig. (n)
Non-diagnostic 82 (194) Non-diagnostic 36 (69) 25 (17) 29 (5)
Benign 37 (71) 11 (8) 63 (5)
A/FLUS 24 (47) 45 (21) 43 (9)
SFN/SFM 1 (3) 100 (3) 33 (1)
Malignant 2 (4) 100 (4) 75 (3)
A/FLUS 18 (43) Non-diagnostic 21 (9) 22 (2) 50 (1)
Benign 30 (13) 8 (1) 0 (0)
A/FLUS 40 (17) 18 (3) 33 (1)
SFN/SFM 0 (0) 0 (0) 0 (0)
Malignant 9 (4) 100 (4) 100 (4)
  1. A/FLUS – atypia/follicular lesion of unknown significance; SFN/SFM (suspicious for neoplasm/suspicious for malignancy)