Thyroid gland
Congenital anomalies
Cystic ultimobranchial body remnants

Author: Shahidul Islam, M.D., Ph.D. (see Authors page)

Revised: 16 February 2017, last major update March 2009

Copyright: (c) 2003-2017,, Inc.

PubMed search: cystic ultimobranchial body remnants

Cite this page: Cystic ultimobranchial body remnants. website. Accessed August 17th, 2018.
Definition / general
  • Very common in neonates
  • Usually soft tissue of neck near thyroid, occasionally within thyroid
Clinical features
Microscopic (histologic) description
  • Cysts lined by flattened multilayered epithelium of squamous cells, occasionally ciliated columnar epithelium
  • May contain dense eosinophilic material in lumen
  • May be adjacent to solid cell nests; variable lymphocytes and rare pancreatic tissue
Microscopic (histologic) images

Images hosted on other servers:

Cystic solid cell nests