PMC4535004_01
An abdomen-enhanced CT scan shows a well-defined, non-enhancing, oval-shaped, low-density mass with a thin wall at the left suprarenal area.
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It measured about 2.8 cm in diameter (Fig. 1).
The cysts are lined by flattened endothelial cells and contain pale eosinophilic fluid with lymphocytes in the lumens. Scattered infiltrates of lymphocytes in the stroma are present (H-E stain, x 400).
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These cysts originated from an ectatic change of the lymphatic vessels(Fig. 2).