[Epithelioid sarcoma. Immunohistochemical study. Therapy with recombinant alfa interferon]. / Sarcoma epitelioide. Estudio inmunohistoquímico. Terapéutica con interferón alfa recombinante.

A case of Epithelioid Sarcoma in a 26 years old woman is reported. Clinical aspects of this entity are commented. Immunomarcation with monoclonal and policlonal antibodies was made, the findings were compared to those of the literature. Supervivence of the patient for 6 years without agressive surgery is remarked. Treatment was ruled out with recombinant alfa interferon for the last 3 years.