An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Histopathological images demonstrate a squamous lined cyst with underlying lymphoid aggregates containing a Hassall corpuscle (A) and a cyst wall lined by non-keratinising squamous epithelium and underlying normocellular parathyroid gland (B).