Medullary thyroid carcinoma: targeted therapies and future directions
Related Experiment Video
Updated: Jun 17, 2026

Spontaneous Murine Model of Anaplastic Thyroid Cancer
Published on: February 3, 2023
Scott N Pinchot1, Muthusamy Kunnimalaiyaan, Rebecca S Sippel
1Endocrine Surgery Research Laboratory, Department of Surgery, University of Wisconsin, H4/722 Clinical Science Center, 600 Highland Avenue, Madison, WI 53792, USA.
Abstract:
Medullary thyroid cancer (MTC) is a rare neuroendocrine neoplasm that accounts for approximately 5% of all thyroid malignancies. The natural history of MTC is characterized by early lymph node and distant metastases, making complete surgical cure often impossible. Conventional chemotherapy and external beam radiation have been largely ineffective in altering the natural history of MTC. Therefore, there is a great need to develop novel therapeutic strategies to affect symptom control and reduce tumor burden in patients with widely disseminated disease. Here, we review several pathways which have been shown to be vital in MTC tumorigenesis and focus on the pathways of interest for which targeted drug therapies are currently being developed.
Insights
Medullary thyroid cancer (MTC) is a rare malignancy with frequent metastases. Novel targeted therapies are needed due to the ineffectiveness of conventional treatments for this neuroendocrine neoplasm.
Area of Science:
- Oncology
- Endocrinology
- Molecular Biology
Background:
- Medullary thyroid cancer (MTC) is a rare neuroendocrine neoplasm, comprising about 5% of thyroid cancers.
- MTC is known for early lymph node and distant metastases, often precluding complete surgical resection.
- Conventional treatments like chemotherapy and radiation are largely ineffective for MTC.
Purpose of the Study:
- To review critical pathways in MTC tumorigenesis.
- To identify pathways targeted by emerging drug therapies.
- To highlight potential novel therapeutic strategies for advanced MTC.
Main Methods:
- Literature review of MTC pathogenesis.
- Analysis of molecular pathways implicated in MTC.
- Survey of ongoing targeted drug development for MTC.
Main Results:
- Several key molecular pathways are vital for MTC development.
- Targeted drug therapies are under development for these pathways.
- These novel therapies hold promise for symptom control and reducing tumor burden.
Conclusions:
- There is a significant unmet need for effective MTC treatments.
- Targeted therapies focusing on MTC-specific pathways represent a promising therapeutic avenue.
- Further research and development of these targeted agents are crucial for improving patient outcomes.
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