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(A) Nests of tumour cells amidst fibrinoid deposits, with tumour necrosis at the bottom of the image H&E 200×. (B) Tumour at higher magnification H&e 400×. (C) Pleomorphic tumour cells with vesicular chromatin and single prominent nucleolus H&e 600×. (D) Tumour field with tumourous necrosis at the left upper field, H&e 600×. (E) Alpha-fetoprotein immunostain with strong positive and diffuse positive immunoreaction 200×. (F) Pankeratin with strong positive immunoreaction 200×.
