All the following statements about Thyroid carcinoma are true, except:: (A) Thyroid lymphoma is often associated with hashimoto's thyroiditis, (B) Papillary ca is multifocal, (C) Medullary ca is associated with MEN2a, (D) Follicular carcinoma spreads mainly by lymphatic
Answer is D. Major spread of follicular carcinoma is through blood, papillary carcinoma through lymphatics. Ref: Harrison's, 18th Edition, Page 2436