12	Kim et al. [33]	57/F	Not known	TT	Not known	Adjuvant RT and CTX	5	ATC	Yes Not known	Stage IVB	4 years 4 months
13	Kim et al. [33]	55/F	Not known	TT	Not known	Adjuvant RT	4	ATC	Yes Not known	Stage IVB	>3 years 5 months
14	Siironen et al. [34]	85/F	Not known	Thyroid lobectomy	Not known	Adjuvant RT	Not known	ATC	Yes Recurrent laryngeal nerve	Stage IVB T4bN0M0	>6 years 6 months
15	Siironen et al. [34]	62/M	Not known	Radical surgery including TT	Not known	Adjuvant CRT	Not known	ATC	Yes Not known	Stage IVB T4bN0M0	5 years 4 months
16	De Crevoisier et al. [29]	75/M	Not known	Macroscopically complete resection	Not known	Adjuvant CRT	Not known	ATC concomitant with PTC or FTC	Yes Not known	Stage IVB T4bN1M0	6 years 6 months
17	De Crevoisier et al. [29]	72/F	Not known	Incomplete resection	No	Adjuvant CRT	Not known	ATC concomitant with PTC or FTC	Yes Not known	Stage IVB T4bN0M0	>4 years
18	De Crevoisier et al. [29]	52/F	Not known	Macroscopically complete resection	Not known	Neoadjuvant CRT	Not known	ATC	Yes Regional cervical LN	Stage IVB T4bN1M0	2 years 3 months
19	De Crevoisier et al. [29]	75/F	Not known	Macroscopically complete resection	Not known	Adjuvant CRT	Not known	ATC	Yes Regional cervical LN	Stage IVB T4bN1M0	2 years 1 month
20	De Crevoisier et al. [29]	58/M	Not known	Incomplete resection	No	Adjuvant CRT	Not known	ATC concomitant with PTC or FTC	Yes Regional cervical LN	Stage IVB T4bN1M0	2 years 1 month
21	Ito et al. [35]	77/F	Not known	TT and ND	Yes	Adjuvant CRT	Not known	ATC	Yes Local spread and regional cervical LN	Stage IVB T4bN1M0	>4 years 6 months
22	Rodriguez et al. [36]	58/M	Not known	Total thyroidectomy and multiple LN dissections (5)	Not known	Adjuvant CTX	Not known	ATC with associated PTC	Yes Local spread and regional cervical LN	Stage IVB T4bN1M0	>5 years 10 months