Differentiating thymoma from thymic cyst in anterior mediastinal abnormalities smaller than 3 cm

Huge Congenital Thymic Cyst with Microscopic Thymoma

The congenital thymic cysts are rare. They have a congenital origin and they are benign. The differential diagnosis of acquired cysts, cystic thymoma and thymic malignancies in cystic degeneration can be particularly difficult. Rarely, they assume clinical relevance for the appearance of symptoms of compression, more typical of malignant lesions, and the association with thymoma was reported in...

Mediastinal thymic cyst after open heart surgery.

A benign thymic cyst seen six years after valvular heart surgery is described, and the question of the possible role of previous surgical trauma in the development of the cyst is raised.

Mediastinal Thymic Cyst: A Rare Case Report

Mediastinal seminoma associated with multilocular thymic cyst

An asymptomatic 26-year-old man received an annual medical check-up, and chest X-ray showed a protrusion of the aortopulmonary window. Chest computed tomography (CT) revealed an anterior mediastinal tumor and cysts with thin wall and septum enhancement. The preoperative diagnosis was cystic thymoma or malignant lymphoma. We performed total resection of the tumor through a median sternotomy. The...

Thymoma with intracystic dissemination arising in a unilocular thymic cyst.

A 33-year-old asymptomatic woman was referred to our hospital for evaluation of an abnormal shadow on a chest radiograph. A chest-computed tomogram revealed a cystic, partially solid tumor in the right inferior mediastinum. Following an initial diagnosis of cystic teratoma, surgery was performed. The tumor, a well-encapsulated, thin-walled cyst located within the right inferior lobe of the thym...