PMC5494070_01
Cervical spine CT: complex right neck 2.6 cm x 2.3 cm mass incidentally noted as the posterior aspect of the jugular chain. It showed predominant decrease (20 HU) with a solid nodule (40 HU) posteriorly containing punctuate calcifications measuring 1.3 cm. Red arrow indicates right neck mass.
CRIE2017-9707031.001.jpg
PMC5494070_01_CRIE2017-9707031.001.jpg
fig1
This is the case of a 33-year-old man without significant medical history who was incidentally diagnosed with a right neck cystic mass by computer tomography (CT) after a motor vehicle accident (Figure 1).
Excisional lymph node biopsy. Metastatic well-differentiated papillary thyroid carcinoma in lymph node.
CRIE2017-9707031.002.jpg
PMC5494070_01_CRIE2017-9707031.002.jpg
fig2
While the cystic structure measured 2 cm x 1.5 cm x 1 cm, the lymph node measured 1.5 cm x 1 cm (Figure 2).
Whole-body scan. Functional thyroid tissue remnants in the thyroid bed with multiple enlarged neck lymph nodes. Red arrow indicates functional thyroid tissue remnants in the thyroid bed.
CRIE2017-9707031.003.jpg
PMC5494070_01_CRIE2017-9707031.003.jpg
fig3
Whole-body scan showed functional thyroid tissue remnants in the thyroid bed with multiple enlarged neck lymph nodes (Figure 3).