Benign PEComa

Perivascular epithelioid cell neoplasms (PEComas) are mesenchymal neoplasms originating from the perivascular epithelioid cell… Expand

Dear Editor: Perivascular epithelioid cell (PEComa) tumour, also known as PEC tumour, is defined by the World Health Organization… Expand

Perivascular epithelioid cell tumors (PEComas) are a group of mesenchymal tumors that coexpress melanocytic and smooth muscle… Expand

A 21-year-old female presented with a retroperitoneal mass in the right side and a centrally located renal mass in the left… Expand

BackgroundMalignant perivascular epitheliod cell tumor (PEComa) is a very rare entity composed of distinctive perivascular… Expand

PEComa group is a heterogeneous group of rare mesenchymal tumors supposed to derive from perivascular cells and characterized by… Expand

PEComa of the gastrointestinal tract, composed of perivascular epithelioid cells with myomelanocytic differentiation, is rare… Expand

Perivascular epithelioid cell tumor (PEComa) of the laryngopharynx is extremely rare, and no such descriptions have been reported… Expand

Background: Perivascular epithelioid cells tumors (PEComas) conform a rare group of tumors that have been described preferently… Expand

BACKGROUND The distribution and reactivity pattern of neural cell adhesion molecule (NCAM/CD56) in gastrointestinal stromal… Expand