Evolving management considerations in active surveillance for micropapillary thyroid carcinoma

Area of Science:

• Endocrinology
• Oncology
• Surgical Oncology

Background:

• Micropapillary thyroid cancers (MTCs) represent a subset of thyroid malignancies.
• Active surveillance (AS) is emerging as a management strategy for low-risk MTCs.

Purpose of the Study:

• To review current developments in active surveillance for MTCs.
• To highlight strategies for risk stratification and discuss limitations to AS adoption.

Main Methods:

• Systematic review of observational trials on active surveillance for MTCs.
• Analysis of patient data encompassing thousands of individuals worldwide.
• Evaluation of clinical progression, patient selection criteria, and monitoring protocols.

Main Results:

• Over 85% of selected low-risk MTCs show no significant growth over 10 years under AS.
• No cases of symptomatic progression or distant metastasis reported in AS cohorts.
• Delayed treatment, when necessary, did not result in unresectable disease or increased complications.

Conclusions:

• Active surveillance is a safe and effective first-line management option for select MTCs.
• Optimized risk stratification and stringent monitoring are crucial for successful AS.
• Further research and physician-patient collaboration are needed to facilitate broader AS implementation.