Figure 1
From: Role of ultrasound, clinical and scintigraphyc parameters to predict malignancy in thyroid nodule
a) A Category IV of Bethesda System (follicle formation, high cellularity, microfollicles, scant colloid, and no nuclear features of papillary thyroid cancer - Papanicolaou's stain); b) Histology result confirmed minimal invasive follicular carcinoma.