High-Score US-Suspicious Subcentimeter Thyroid Nodules: What Factors Affect Adequate Sampling of US-Guided Fine-Needle Aspiration Biopsy?

Table 1

Histologic diagnosis after subsequent surgery in 233 nodules.

Diagnosis at FNAB	No. of cases	Surgical diagnosis
Nondiagnostic	25	Four nodular goiters, seven follicular adenomas, 14 papillary carcinomas
Benign	6	One adenomatous hyperplasia, two thyroiditis, three nodular goiters
AUS/FLUS	4	Two follicular adenomas, two adenomatous hyperplasias
FN/SFN	7	One papillary carcinoma, six follicular adenomas
SM	91	91 papillary carcinomas
Malignant	100	Two medullary carcinoma, 98 papillary carcinomas