Atypical Parathyroid Adenoma Complicated with Protracted Hungry Bone Syndrome after Surgery: A Case Report and Literature Review

Figure 2

Neck ultrasonography on admission. (a) Large echogenic mass dorsal to the right lobe of the thyroid gland. (b) Doppler effect showing polar vessel finding, present in most adenomas. Findings are marked with white arrow heads.

(a)

(b)