1. Colloid nodule
2. Cytomorphology of cystic primary or metastatic PTC with histologic correlates
3. Cytologic description of medullary thyroid carcinoma, epithelioid and spindle cell type
1. Colloid nodule
2. Cytomorphology of cystic primary or metastatic PTC with histologic correlates
3. Cytologic description of medullary thyroid carcinoma, epithelioid and spindle cell type