PMC5901998_01
CT image of periaortic lymphadenopathy.
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fig1
CT-guided aspiration biopsy of the retroperitoneal periaortic lymph node (Figure 1) showed atypical lymphoid proliferation of small lymphocytes, which were polyclonal by flow cytometric analysis.
Positron emission tomography imaging of mediastinal lymphadenopathy.
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fig2
Three months later, a follow-up PET scan was performed to evaluate the patient's previously identified lymphadenopathy (Figure 2).