Atypical carcinoid tumor of the thymus: two case reports

Carcinoid tumors of thymus originating from neuroendocrine cells of thymus are seen very rarely. It is three times more in male. Clinically, thymic atypical carcinoid tumor demonstrates a more aggressive course than thymic typical carcinoid tumor. The disease-free survival rate is usually worse. The primary choice of treatment is extended resection which should be achieved tumor-free resection margins. The efficacy of radiotherapy and chemotherapy is still unclear. In this article, we present two cases who had atypical carcinoid tumor with adrenal insufficiency in one and Cushing disease in other.