Thyroid gland
Benign neoplasms
Lymphangioma

Author: Sheren Younes, M.D. (see Authors page)

Revised: 26 January 2017, last major update June 2014

Copyright: (c) 2014-2017, PathologyOutlines.com, Inc.

PubMed Search: lymphangioma thyroid
Cite this page: Lymphangioma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/thyroidlymphangioma.html. Accessed February 22nd, 2017.
Definition / General
  • Very rare, benign congenital malformation of lymphatic development
  • Thyroid gland is most common site in head and neck
Clinical Features
  • Thyroid enlargement
  • Dyspnea
  • Normal thyroid function tests
Diagnosis
  • Clinical, based on ultrasonography, FNAC or biopsy
Radiology Description
  • Ultrasound shows labyrinth of interconnecting cysts
Case Reports
Treatment
  • Surgical excision
Micro Description
  • Lymphatic spaces of variable size, lined by attenuated endothelium, filled with proteinaceous fluid
  • The stroma in between is delicate collagenous
Micro Images

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H&E, skin

Differential Diagnosis
  • Cystic thyroid lesions