Subcutaneous zygomycosis caused by Basidiobolus haptosporus: presentation of a case mimicking Burkitt's lymphoma.

We report the fifth case of subcutaneous zygomycosis caused by Basidiobolus haptosporus in Brazil. The lesion appeared as a tumor in the right mandibular area mimicking Burkitt's lymphoma of the jaw. In this patient evaluation of cellular immunity with the lymphoblastic transformation test yielded normal results.