Surgical Treatment of a Patient with a Solitary Thyroid Metastasis from Primary Sigmoid Adenocarcinoma: A Case Report and Literature Review

Table 1

Three cases of CRC metastasis to the thyroid without involvement of another site.

Authors/years	Age (year)/sex	Primary site	Disease-free survival period after thyroidectomy (months)	Surgical procedure	Prognosis (months)
Wychulis [3]/1940	37/F	R	7	Subtotal thyroidectomy	Dead (10)
Sklaroof [5]/1952	73/F	R	—	Tracheostomy	Dead (2)
Choufani [4]/1991	75/F	SC	5	Total thyroidectomy	Dead (9)

R and SC indicate rectum and sigmoid colon, respectively. The time when thyroid metastasis occurred. Survival period after thyroid metastasis.