Metastatic right testicular teratoma
Asymptomatic known case of right testicular teratoma presented for post operative follow up imaging after 3 months.
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A well defined, heterogeneous, lobulated, conglomerate solid lymph node masses are seen in the retroperitoneum in typical pericaval and aortocaval locations. These depict heterogeneous enhancement, areas of necrosis and multiple coarse calcifications within. Imaging features represent lymph nodal metastatic testicular teratoma.
Testicular teratoma metastases by haematogenous and lymphatic routes and lymphatics ascend along the testicular arteries so that right testicular teratoma typically involves precaval, aortocaval, retrocaval and right paracaval nodes. In this case (right testicular teratoma) precaval, right paracaval and aortocaval groups of lymphatics are involved.