Dedifferentiated Leiomyosarcoma of the Auricle with Heterologous Osteosarcoma Component: Case Report and Literature Review

Figure 1

Auricular tumour node with an ulcerated surface that infiltrates the dermis while preserving cartilage () (a). Transition from differentiated component with smooth muscle morphology to osteosarcoma component (b).

(a)

(b)