Leiomyosarcoma
Leiomyosarcoma of soft tissues with a vascular (hemangiopericytoma-like) pattern of growth.

Source: Rosai: Surgical Pathology 9th edition
Leiomyosarcoma of soft tissues with a vascular (hemangiopericytoma-like) pattern of growth.

Source: Rosai: Surgical Pathology 9th edition