PMC7509366_01
CT Scan of the Chest showing a 10 cm x 10 cm cystic lesion in the right thoracic region.
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Computed Tomography (CT) Scan (Fig. 1) revealed a 10 x 10 cm cystic lesion along the paravertebral muscles of the back.
Gross examination of the excised specimen.
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On gross examination, the lesion looked irregular and contained beige yellowish creamy material (Fig. 2).
Hematoxylin and Eosin Stain of the tumor at 20x magnification showing clusters of macrophages with few mononuclear leukocytes.
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Furthermore, the inner aspect was covered by large clusters of macrophages having microvacuolated cystoplasm and mixed with few mononuclear leukocytes (Fig. 3).