PMC5369333_01
Cutaneous angiosarcoma of scalp measuring 6 x 4.5 cm in size was confirmed by tissue biopsy.
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Cutaneous AS (Fig. 1) of the scalp was confirmed by biopsy.
(A) Chest X-ray showing right side spontaneous pneumothorax.(B) Axial view of high-resolution computed tomography of the thorax demonstrating multiple cystic lesions with mild surrounding ground-glass opacities in both lungs.
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Chest radiography revealed bilateral pneumothorax (Fig. 2A). A computed tomography (CT) scan of the chest showed multiple cystic lesions with mild surrounding ground-glass opacities in both lungs and minimal right pleural effusion (Fig. 2B).
(A) Median power view presents some pleomorphic tumor cells infiltrating in the lung parenchyma (H&E, 200x). (B) Immunohistochemical stains of CD34 reveal positive expression of tumor cells in lung tissues (CD34, 400x).
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The results of pathological examination for cystic lesions were compatible with metastatic AS (Fig. 3).