True about PEComa (perivascular epithelioid cell tumour) -
Perivascular epithelioid cell tumour. Histopathologic image of renal angiomyolipoma. .Perivascular epithelioid cell tumour, also known as PEComa or PEC tumour, is a family of mesenchymal tumours consisting of perivascular epithelioid cells (PECs). These are rare tumours that can occur in any pa of the human body PECs typically stain for melanocytic markers (HMB-45, Melan A) Ref Harrison 20th edition pg 567
Melanin & HMB45 are markers
Malignant melanoma variant
Contain perivascular epithelioid cells
Angiomyolypoma (AML) is a subtype
Oncology