Familial clustering of non-medullary thyroid cancer.

Although genetical inheritance is an well established fact with medullary cancer of thyroid no such clear cut proof exist with papillary or follicular neoplasm of thyroid It's a fact that family clusters of non-medullary thyroid tumor exist, it requires more precise identification of genetical inheritance These clusters behave in a separate way and requires a more aggressive treatment for low recurrence rate and better prognosis.