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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)