Table 2:
Original cytology reports of 355 thyroid nodules with clay-like materials.
| Category | Cases (%) | Suspected lesions | |
|---|---|---|---|
| Type | Cases | ||
| Unsatisfactory | 0 (0) | ||
| Cyst fluid | 124 (34.9) | Benign cyst | 124 |
| Benign | 198 (55.8) | Benign lesion | 6 |
| Subacute thyroiditis | 1 | ||
| Follicular nodular disease | 191 | ||
| Undetermined significance | 16 (4.5) | Necrotic cells | 6 |
| Atypical cells | 1 | ||
| Follicular nodular disease or follicular neoplasm | 2 | ||
| Papillary thyroid carcinoma | 7 | ||
| Follicular neoplasm | 3 (0.8) | Follicular neoplasm | 3 |
| Suspicious for malignancy | 0 (0) | ||
| Malignant | 14 (3.9) | Papillary thyroid carcinoma | 7 |
| Poorly differentiated thyroid carcinoma | 1 | ||
| Medullary thyroid carcinoma | 1 | ||
| Anaplastic thyroid carcinoma | 1 | ||
| Adenocarcinoma | 2 | ||
| Squamous cell carcinoma | 2 | ||