However, in a multicenter study of 27 cases of PEComa with TFE3 rearrangement, Chinese scholars recently found that the clinicopathological features, prognosis, and molecular genetic changes of PEComa with TFE3 rearrangement were different from those of traditional PEComa. The gene discussed is TFE3; the disease is neoplasm with perivascular epithelioid cell differentiation.