label: clear cell-sugar-tumor of the lung
label_lc: clear cell-sugar-tumor of the lung
description: A rare benign lung tumor with perivascular epithelioid cell differentiation. It is composed of round or oval cells with abundant clear or eosinophilic cytoplasm and distinct cell borders. The vast majority of patients are asymptomatic and the tumors are discovered incidentally. Excision is curative.