A firm mass of matted nodes may become apparent with disease progression, and if untreated, lymphadenopathy can become fluctuant with draining fistulas.

Sarcoidosis is another example of an immunologic process that causes widespread lymphadenopathy, although the causative antigen has not yet been identified.

Results:On the axial images, calcification, hemorrhage, wall nodule, metastatic lymphadenopathy and tumor reinforcement levels after enhancement were observed in thyroid tumors.