PMC6750318_01
Sagittal ultrasound images of the neck demonstrating hypoechoic well-defined structures in the lamina of the thyroid cartilage (arrows)
(A)
on the right side of the neck (two structures) and
(B)
on the left side of the neck (one structure - arrow)
jou-19-77-171-g001.jpg
PMC6750318_01_jou-19-77-171-g001.jpg
fig1
We noted three homogenously hypoechoic well-defined avascular foci of up to 4 mm: two right-sided and one left-sided in the thyroid cartilage (Fig. 1).
Axial MRI images of the neck demonstrating two lesions in the right lamina of the thyroid cartilage and one lesion on the left side, presenting high signal on T2-weighted images with fat suppression (arrows)
(A, B), and no contrast enhancement on T1-weighted postcontrast image with fat suppression
(C)
jou-19-77-171-g002.jpg
PMC6750318_01_jou-19-77-171-g002.jpg
fig2
On MRI, small well-defined structures with intermediate T1-weighted signal and high signal on the fat-suppressed sequence were seen on each side of the thyroid cartilage (Fig. 2).