Differences in Clinicopathological Characteristics of Papillary Thyroid Carcinoma between Symptomatic and Asymptomatic Patients with Primary Hyperparathyroidism

Table 3

Pathological characteristics of papillary thyroid carcinoma in asymptomatic PHPT and symptomatic PHPT patients.

	Asymptomatic PHPT and PTC (N = 19)		Symptomatic PHPT and PTC (N = 7)		value
	Number	Percent (%)	Number	Percent (%)
T (tumor) classification
T1a	15	78.95	7	100%	0.19
T1b	4	21.05	0	0
N (lymph node) classification
Nx	3	15.79	2	28.57%	0.39
N0	13	68.42	5	71.43%
N1	3	15.79	0	0
Mean tumor size, cm	0.64 ± 0.35		0.60 ± 0.33		0.74
Multifocality	7	36.84	1	14.28%	0.24
Microscopic extrathyroidal invasion	13	68.42	0	0	<0.001

PHPT, primary hyperparathyroidism; PTC, papillary thyroid carcinoma.