NCIt synonyms : Sugar Tumor; Clear Cell-Sugar-Tumor of Lung; Clear Cell-Sugar-Tumor of the Lung; CCSTL;
NCIt definition : 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.;