A Case Report of Dramatically Increased Thyroglobulin after Lymph Node Biopsy in Thyroid Carcinoma after Total Thyroidectomy and Radioiodine

Table 1

Summary of thyroglobulin levels and thyroglobulin antibodies in patient discussed (day zero is biopsy date). Tg: thyroglobulin in ng/mL; Tg-Ab: thyroglobulin antibody.

	After total thyroidectomy: 4 yr	After total thyroidectomy: 3 yr	After total thyroidectomy: 3 yr	After total thyroidectomy: 3 yr	After neck dissection: 1 yr	After RAIl: 30 days	Day 3	Day 6	Day 42	Day 365	Day 730
Tg (ng/mL)	1	6	7	8	6 (stimulated Tg with TSH 111)	0.9 (one year after RA ablation)	39	10.3	0.9	<0.1	<0.1
Tg-Ab	<10	<10	<10	<10	<10	<10	<10	<10	<10	<10	<10