Humpath.com - Human pathology

Home > D. General pathology > Blood and immunity > Thymus > proliferating multilocular thymic cyst

proliferating multilocular thymic cyst

Friday 29 December 2017

Definition: Proliferating multilocular thymic cyst resembles cutaneous proliferating epidermoid cyst and proliferating trichilemmal cyst.

Microscopy

 Pseudoepitheliomatous hyperplasia of cyst lining cells (narrow tongues of squamoid epithelium extending deeply into fibrous cyst wall)
 reactive changes
 no dysplasia
 typical mitotic figures are present.

See also

 thymic cysts