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Table 2 Distribution of pre-operative fine needle aspirate cytology and ddPCR results according to final surgical pathology

From: Utility of droplet digital polymerase chain reaction for TERT and BRAF mutational profiling of thyroid nodules

Fine Needle Aspirate

Surgical Pathology

Benign (%), N = 84

Malignant (%), N = 40

Total (%), N = 124

Cytology (Bethesda)

 I - Non-diagnostic

24 (28.6)

4 (10)

28 (22.6)

 II - Benign

46 (54.8)

5 (12.5)

51 (41.1)

 III - AUS/FLUS

7 (8.3)

2 (5)

9 (7.3)

 IV - FN/SFN

7 (8.3)

1 (2.5)

8 (6.5)

 V - SFM

0

5 (12.5)

5 (4.0)

 VI - Malignant

0

23 (57.5)

23 (18.5)

ddPCR Result

 BRAFV600E

0

20 (50)

20 (16.1)

 TERT overexpression

0

10 (25)

10 (8.1)

 BRAFV600E + TERT

0

6 (15)

6 (4.8)

  1. AUS atypia of unknown significance; FLUS follicular lesion of unknown significance; FN follicular neoplasm; SFN suspicious for follicular neoplasm