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Tumor Focality

Tumor Site

Tumor Size (cm)

Histologic Type


Lymphatic Invasion

+ Mitotic Rate
/10 high-power fields (approx 2 mm^2)

Note: Mitoses should be counted in 10 consecutive high power fields (HPF) at 400x in the most mitotically active area. For most microscopes, 10 HPF is roughly equivalent to 2.5 mm2

+ Perineural Invasion

Extrathyroidal Extension


Regional Lymph Nodes

Distant Site(s) Involved, if applicable

Pathologic Staging (pTNM)
TNM Descriptors (select all that apply)

+ Additional Pathologic Findings (select all that apply)

+ Clinical History (select all that apply)