MITF and neoplasm with perivascular epithelioid cell differentiation: Nevertheless, the striking similarity between ACTIN::MITF-rearranged tumors and PEComas is intriguing and raises a question whether ACTIN::MITF tumors represent a standalone entity, a distinct subtype of PEComa or whether ACTIN::MITF fusions may be shared by two different tumor types [4, 20].