PMC9360581_01
Chest CT on August 8, 2018. Chest CT showed infection and diffusely scattered nodules in both lungs.
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Chest CT showed infection and diffusely scattered nodules in both lungs (Figure 1).
Chest CT on August 26, 2018. Re-examined chest CT showed more and larger nodules in both lungs than previously.
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August 24 showed more and larger nodules in both lungs than previously (Figure 2). Afterwards, a right lobe mass biopsy was performed under CT guidance.
Immunohistochemical analysis. Microscopic image showed multiple nodular-like lesions in the submitted tissues, and the tumour cells were round or short fusiform, forming a solid nest structure, visible mitosis, and a vascular cavity-like structure containing red blood cells. Immunohistochemistry: positive staining for Vimentin, Bcl-2, CD31 (b), and CD34 (e); negative staining for CD68, SMA, CR, and D2-40; and 40% Ki67+ positivity.
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This pathological examination confirmed the diagnosis of PEH (Figure 3).
Chest CT on October 6, 2018. More exudative lesions and diffusely scattered nodules in both lungs were observed on chest CT.
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More exudative lesions and diffusely scattered nodules in both lungs were observed on chest CT (Figure 4).