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Summary of false positive and false negative results of FNAC.
| FNAC finding | Histopathology result |
|---|---|
| False positive | |
| Follicular neoplasm | Colloid nodular goitre |
| Suspected malignancy | Hashimoto's thyroiditis |
|
| |
| False negative | |
| Colloid nodular goitre | Follicular adenoma |
| Colloid nodular goitre | Papillary carcinoma |
