Histological changes and granulocytes redistribution in adjuvant arthritis L. Feketeova * , P. Jancová, P. Objective: Surgical treatment options of malignant tumors of the knee includes reconstruction with incorporation megaprosthesis. Inguinal lymphadenopathy due to the lymphatic uptake of metal debris has been described, and may be clinically confused with tumor metastasis. Method: We report the case of a 39-year-old woman with inguinal lymphadenopathy caused by metallic debris from a knee mega prosthesis for Malignant Fibrous Histiocytoma.