Clinical Study on the Etiology of Postthyroidectomy Skin Sinus Formation

Table 2

Surgery related status.

Patients	Primary surgical procedure	Sinus location	Size of the sinus	Extension of sinus tract	Sinus termination end	Foreign body	Surgical procedure	Histopathological	Postoperative; followup time
1	Both partial thyroidectomy	In primary incision line	0.5 × 0.5 cm	5 cm	SRT	Sutures	CEF	Compliance with sinus; No cancer	20 months
2	Both partial thyroidectomy	In primary incision line	1 × 1 cm	6 cm	MRT	Sutures	CEF	Compliance with sinus; No cancer	35 months
3	Both subtotal thyroidectomy	Drainage outlet	0.8 × 0.8 cm	7.5 cm	SLT	Sutures	CEF + right residual thyroidectomy	Compliance with sinus; No cancer	24 months
4	Both subtotal thyroidectomy	above the incision line	0.6 × 0.6 cm	5 cm	SRT	Sutures	CEF	Compliance with sinus; No cancer	2 months
5	Left subtotal thyroidectomy	In primary incision line	0.5 × 0.5 cm	4 cm	MLT	Sutures	CEF + left residual thyroidectomy	Compliance with sinus; No cancer	19 months

CEF: complete excision of fistula; SLT: superior left thyroid; SRT: superior right thyroid; MLT: middle left thyroid; MRT: middle right thyroid.