fine needle aspiration cytology is not able to detect which of the following a.papillary CA of thyroid b.hashimotos thyroiditis c.follucular CA of thyroid d.medullary CA of thyroid any one knows the exact answer with explanation ???
Follicular ca and adenoma can only be differentiated on the basis of capsular and vascular invasion which cannot be observed by FNAC study. You have to make a biopsy