Risk Stratification of Cervical Lymph Nodes Metastasis for Thyroid cancer

Pre-OP/Post-OP Pre-Op Post-OP
Size (short diameter) cm
 Cystic change yes
 Calcification micro macro
 Cortical hyperechogenicity no (default) focal diffuse
 Loss of central hilar echo yes
 Doppler
 Loss of central hilar vascularity
yes
   Abnormal vascularity:
   peripheral    diffuse

Note: essential data for all cases (the diameter must be >0.2 cm).


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