Table 2.
Distribution of thyroid FNA diagnoses by the Bethesda system
| Hospital | Period years | Thyroid nodules | No. (%) |
|||||
|---|---|---|---|---|---|---|---|---|
| I | II | III | IV | V | VI | |||
| KCMH (Department of Pathology), Bangkok [20] | 2010–2015 | 2,762 | 1,314 (47.6) | 1,127 (40.8) | 108 (3.9) | 72 (2.6) | 53 (1.9) | 88 (3.2) |
| KCMH (Department of Endocrinology), Bangkok | 2015–2017 | 1,542 | 196 (12.7) | 1,274 (82.6) | 4 (0.3) | 37 (2.4) | 23 (1.5) | 8 (0.5) |
| Chiang Mai University | 2011–2015 | 3,143 | 672 (21.4) | 2,141 (68.1) | 47 (1.5) | 87 (2.8) | 43 (1.4) | 153 (4.9) |
FNA, fine-needle aspiration; KCMH, King Chulalongkorn Memorial Hospital.