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Thyroid Cancer Staging Calculator (AJCC 8th Edition)

Please note: Due to HIPAA regulations, the information entered into the calculator is not retained by the ATA system. Once you exit the calculator page, any calculated data and results will no longer be available. However, you may enter a non-HIPAA patient identifier and print the calculator results to maintain for your record-keeping purposes.

The calculator below is provided as a tool for staging differentiated papillary thyroid cancer and follicular thyroid cancer. The TNM definitions included are based on AJCC/TNM 2016 Eighth Edition criteria. Click here to access the ATA Fellows Card which provides more information on the TNM System of the American Joint Committee on Cancer (AJCC). (s) solitary tumor, (m) multifocal tumor. The predictive value of MACIS scoring is limited to the assessment of papillary thyroid cancer only.

Risk of Structural Disease Recurrence  from 2015 American Thyroid Association Management Guidelines for Adult Patients with Thyroid Nodules and Differentiated Thyroid Cancer: The American Thyroid Association Guidelines Task Force on Thyroid Nodules and Differentiated Thyroid Cancer

Age at diagnosis (years)
Gender  M    F
Size of primary tumor (maximal dimension — cm)
Invasion (Any)  Y    N
Invasion (Gross)  Y    N
Invasion (RLN, Larynx, Trachea, Esophagus)  Y    N
Invasion (Posterior cervical fascia / vessels)  Y    N
Multifocal  Y    N
Complete surgical resection  Y    N
Nodes (level VI or VII)  Y    N
Nodes (levels I-V)  Y    N
Distant metastases  Y    N
Anaplastic  Y    N
Tumor grade (1-4, if known, for AGES only)
TNM
Stage
MACIS (7 high risk)
AGES (≤4 low risk; >4 high risk)
AMES

 

Risk of Structural Disease Recurrence  from 2015 American Thyroid Association Management Guidelines for Adult Patients with Thyroid Nodules and Differentiated Thyroid Cancer: The American Thyroid Association Guidelines Task Force on Thyroid Nodules and Differentiated Thyroid Cancer

Thyroid Disease Calculators – Disclaimer

The American Thyroid Association has posted these thyroid disease related calculators to provide assistance to practitioners for select practice areas concerning thyroid disease and thyroid cancer. It is recommended that these calculators be used in conjunction with respective ATA guidelines. The calculators and related guidelines are not inclusive of all proper approaches or methods, or exclusive of others. The calculators do not establish a standard of care and specific outcomes with their use are not guaranteed.

Treatment decisions must be made based on the independent judgment of health care providers and each patient’s individual circumstances. The calculator is not intended to take the place of physician judgment in diagnosing and/or treatment of particular patients. The ATA posts calculators based on the evidence available in the literature and the expert opinion of ATA members in the recent timeframe of the development of calculators. Calculators cannot account for individual variation among patients.

Therefore, the American Thyroid Association considers use of these calculations to be voluntary, with the ultimate determination regarding their application to be made by the treating physician and health care professionals with the full consideration of the individual patient’s clinical history and physical status.