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Figure 2: Inguinal lymph node biopsy illustrating anaplastic large cell lymphoma (ALCL): Lymph node replaced by nodules of proliferating large, pale, anaplastic-looking tumour cells of lymphoid origin (H&E, ×80 original magnification) positive with immuno-labelling for Alk-1, CD30 and EMA (insets; ×150 original magnification).