Clinical Study

Factors That Affect the False-Negative Outcomes of Fine-Needle Aspiration Biopsy in Thyroid Nodules

Table 1

General characteristics of the nodules.

ParametersNumber of nodules

Pathology
 Malignant412
 Benign318
Cytopathologist
 Included559
 Not included171
Nodule internal components
 Solid396
 Mix334