In which of the following is medullary thyroid cancer is the most aggressive form
Correct Answer: MEN type II b
Description: Medullary carcinoma of thyroid is a characteristic feature of both MEN2A and MEN2B. But it is multifocal and more aggressive in MEN2B compared to MEN2A and sporadic cases. A germline mutation leading to a single amino acid change in RET ,distinct from the mutations in in MEN2A seems to be responsible for almost all cases of MEN2B. (ref:ROBBINS Text book of pathology endocrinology)
Category:
Pathology
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