Table 1.

Distribution of common variables in the study sample (n=82)

Variables	Number (%)
Gender	M 42 F 40
Age at diagnosis
Mean age	42.07 (SD14.7 years)
Median duration of disease	36 months
Metastasis at diagnosis n (52)
Yes	49 (80.9%)
Lymph nodal metastasis alone	41
Distant metastasis	8 (Bone 3 Liver 3 Lung 2)
Associated papillary thyroid carcinoma	4
Genetic analysis done	33
Positive	8
Multiple endocrine neoplasia
MEN2A	7
MEN2B	1
Preoperative calcitonin levels (n=51)
Calcitonin median range	862 pg/mL
Calcitonin Level categories and Metastasis
	7 (13.7) ( 3 had nodal metastases)
5-100 pg/ml	16 (31.4) (7 had nodal metastases)
100-500 pg/ml	28 (54.9)(20 had nodal metastases
>500 pg/ml	4 had nodal along with Distant metastases while 4 had Distant metastasis only