PMC6239044_01
Neck ultrasonography of cholesterol granuloma, which is 0.5 x 0.5 cm in size
and has an irregular margin. This tumor is also a heterogeneous, taller than
wide, and hypoechoic.
10.1177_2473974X17701092-fig1.jpg
PMC6239044_01_10.1177_2473974X17701092-fig1.jpg
fig1-2473974X17701092
Ultrasonography (USG) revealed that the first mass in the left upper thyroid had an irregular margin and was heterogeneous, taller than wide, and hypoechoic ( Figure 1 ).
Multiple cholesterol crystals were arranged in irregular arrays in the
thyroid (x40) and surrounded by histiocytes and giant cells (x200).
10.1177_2473974X17701092-fig2.jpg
PMC6239044_01_10.1177_2473974X17701092-fig2.jpg
fig2-2473974X17701092
Multiple cholesterol crystals were arranged in irregular, parallel arrays and were surrounded by giant cells ( Figure 2 ), findings that were compatible with a CG.