

Woman, 34 y.o.
Nodular goiter in treatment with
thyroxine.
Sudden pain in the right side of the neck, with a very painful swelling.
Nodule in the right lobe, with irregular
borders, 22x21x23 mm (5.7 cc); very hypoechoic, with echoes stratifications on
the posterior wall, as for intraparenchymal hemorrage.
That nodule was absent in a previous exam.
No vascularization inside the nodule; a
vessel is evident in the lower border of the nodule.
Ultrasound scan
of the nodule.