PMC7448234_01
Preoperative imaging demonstrating a large tumour displacing the liver.
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Computed tomography (CT) demonstrated a large tumour measuring 17.5 cm x 15.9 cm displacing the liver (Figure 1).
(a) H&E section of the tumour. (b) Tumour cells stained with glial fibrillary acid protein.
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The tumour was cellular consisting of elongated tumour cells with oval, mildly pleomorphic nuclei (Figure 2). Mitotic figures were rare (Figure 2(a), H&E section, x100). These tumour cells were immunoreactive to glial fibrillary acid protein (GFAP, Figure 2(b), x200).
(a) Chest radiograph before thoracic radiotherapy. (b) Chest radiograph 4 months after thoracic radiotherapy.
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The radiotherapy led to a marked reduction in tumour size and improvement in symptoms within 4 months after the initial radiotherapy (Figure 3).