Adrenal gland
Other benign cortical lesions
Lymphangioma

Author: Lan Gellert, M.D., Ph.D. (see Authors page)

Revised: 11 April 2017, last major update October 2016

Copyright: (c) 2002-2016, PathologyOutlines.com, Inc.

PubMed Search: Lymphangioma [title] adrenal

Related topics: Cysts
Cite this page: Lymphangioma. PathologyOutlines.com website. http://pathologyoutlines.com/topic/adrenalcystslymphangioma.html. Accessed July 26th, 2017.
Definition / general
  • Rare and benign neoplastic lesion derived from lymphatic endothelium
  • Presents as an incidental finding after abdominal imaging
Essential features
  • Rare and benign neoplastic lesion derived from lymphatic endothelium
  • Usually an incidental finding after abdominal imaging
  • Dilated cysts with flattened simple endothelial cells
  • Cystic lining positive for D2-40 and CD31, negative for CD34 and AE1 / 3
Epidemiology
  • More frequently women than men
  • Peak incidence between third and sixth decades
Etiology
  • Originates from the lymphatic endothelial cells and possibly due to ectasia or abnormal development of lymphatic vessels
Clinical features
  • Usually asymptomatic
  • Symptoms if present are related to mass effect
Case reports
Treatment
  • Observation, drainage and sclerotherapy, laser therapy, irradiation and surgical excision
Clinical images

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Various images

Gross description
  • Multiloculated, thin walled cystic lesion, filled with nonviscous, clear, yellow brown fluid
Gross images

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Various images

Microscopic (histologic) description
  • Thin walled irregular dilated cyst with flattened simple endothelial cells
  • Usually lack red blood cells in the cysts
Microscopic (histologic) images

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Various images

Positive stains
Negative stains
Differential diagnosis