The one-day ETA-CRN meeting, preceding the ETA meeting in Lisbon, was planned in advance to provide a thorough assessment of the European response to the published American Thyroid Association MTC guidelines. During the meeting, following each of the European speakers, a series of questions, related to the specific aspect, were presented to the audience. The responses from the audience were col...

Medullary thyroid cancer (MTC) is a distinct C-cell tumor of the thyroid. We review the oncogenesis and management of both sporadic tumors and those tumors arising as part of specific inherited syndromes. The RET proto-oncogene plays a role in the development of inherited forms of MTC and has become important in the clinical management of patients and their families. The recognition of the high...