Table 3.

Indications of inactive surveillance from the Japanese Endocrine Surgery Association consensus statements for papillary thyroid microcarcinomas⁴⁸

Indication of non-AS
1.	Presence of clinical lymph node metastasis or distant metastasis (rare)
2.	Clinically apparent invasion into the RLN or trachea
3.	Diagnosis of aggressive subtype of papillary thyroid carcinoma on cytology (rare)
4.	Tumors adherent to the trachea, possibly invading
5.	Tumors located along the course of the RLN
6.	Associated with other thyroid or parathyroid disease requiring surgery
7.	Age < 20 years (no current evidence)

AS, Active surveillance; JAES, Japan Associations of Endocrine Surgeons; RLN, Recurrent laryngeal nerve.