Table 3 Comparison between the distribution of Noninvasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) in the cytological diagnostic classes according to SIAPEC-IAP 2014 system in our series, in Bizzarro et al. study and data from Bongiovanni et al. review16,17,21.

From: Clinical-pathological issues in thyroid pathology: study on the routine application of NIFTP diagnostic criteria

 

Current study

N (%)

Bizzarro et al. study

N (%)

Bongiovanni et al. study

(%)

TIR 1/THY1/Non diagnostic

0 (0%)

0 (0%)

(3%)

TIR 2/THY2/Benign

6 (14%)

5 (13.5%)

(10%)

TIR 3/THY3a - THY3f/AUS/FLUS - FN/SFN

21 (49%)

15 (40.6%)

(51%)

TIR 4/THY4/Suspicious for Malignancy

14 (32%)

13 (35.1%)

(24%)

TIR 5/THY5/Malignant

2 (5%)

4 (10.8%)

(8%)

Total cases

43 (100%)

37 (100%)

(100%)