Table 3. Specific cyst type diagnoses obtained via TTNB histology and FNA cytology 1 .
| Study | ||||||||||||||||
| Diagnosis | Barresi 2018 21 | Basar 2018 22 | Kovacevic 2018 23 | Mittal 2018 24 | Yang 2018 25 | Zhang 2018 26 | Yang 2019 27 | Crino 2019 28 | ||||||||
| FNA | TTNB | FNA | TTNB | FNA | TTNB | FNA | TTNB | FNA | TTNB | FNA | TTNB | FNA | TTNB | FNA | TTNB | |
| Mucinous cyst | NS | 19 | 0 | 8 | 6 | 19 | 8 | 9 | 10 | 26 | 26 | 28 | 11 | 61 | NS | 23 |
| Fibrous non-epithelium/inflammatory cells (pseudocyst) | NS | 7 | – | – | 1 | 2 | 13 | 10 | 2 | 2 | 10 | 14 | NS | 2 | ||
| Serous cystadenoma | NS | 14 | 0 | 3 | 0 | 4 | 0 | 4 | 0 | 4 | 2 1 | 3 | 1 | 5 | NS | 13 |
| Mucinous cyst with malignant transformation; adenocarcinoma | NS | 3 | 1 | 2 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 2 | NS | 0 |
| Neuroendocrine tumor | NS | – | 1 | 1 | – | – | 0 | 1 | – | – | – | – | 1 | 6 | NS | 5 |
| Acinar cystadenoma | NS | – | 1 | 1 | – | – | – | – | – | – | 0 | 1 | – | – | NS | 0 |
| Benign glandular epithelium | NS | – | – | – | – | – | – | – | 9 | 7 | – | – | 18 | 6 | NS | 0 |
| Solid pseudopapillary tumor | NS | – | – | – | – | – | – | – | – | – | – | – | 0 | 1 | NS | 1 |
| Squamoid cyst | NS | – | – | – | – | – | – | – | – | – | – | – | – | – | NS | 3 |
| Lymphangioma | NS | – | – | – | – | – | – | – | – | – | – | – | – | – | NS | 2 |
| Lymphoepithelial cyst | NS | – | – | – | – | – | – | – | – | – | – | – | – | – | NS | 1 |
| Undefined | NS | – | – | – | – | – | – | – | – | – | – | – | – | – | NS | 11 |
FNA, fine-needle aspiration; TTNB, through-the-needle biopsy; NS, not specified
1
Diagnosis was based on cyst fluid analysis and cytology