Table 2.

Follow-up of current patient

time	Serum calcitonin (CT) (< 6.4 pg/ml)	Thyroglobulin (Tg) (3.5-77 ng/ml)	Alpha fetoprotein (CEA) (Smoking< 5.1, Non-smoking< 3 ug/l)
1 month after operation	2.69	0.497	6.44
2 month after operation	0.84	0.062	Not provided
3 month after operation	0.55	< 0.04	Not provided
4 month after operation	0.5	< 0.04	Not provided
8 month after operation	< 0.5	0.11	Not provided
10 month after operation	Not provided	Not provided	1.4
13 month after operation	< 0.5	< 0.04	2