Kidney tumor
Benign adult tumors

Topic Completed: 1 January 2012

Minor changes: 20 September 2019

Copyright: 2003-2019,, Inc.

PubMed Search: Lymphangioma [title] kidney

Mandolin S. Ziadie, M.D.
Page views in 2019: 399
Page views in 2020 to date: 378
Cite this page: Ziadie MS. Lymphangioma. website. Accessed September 19th, 2020.
Definition / general
  • Rare; < 50 cases reported
  • Also called renal lymphangiectasia
  • Characterized as a developmental abnormality of the renal lymphatic system
  • May be confused with autosomal dominant polycystic kidney disease or multilocular renal cysts
Case reports
Gross description
  • Well circumscribed, multicystic
Gross images

AFIP images

Large cystic lesion adjacent to renal pelvis

Large intrarenal lesion has honeycomb appearance

Microscopic (histologic) description
  • Cysts lined by flattened endothelium
Microscopic (histologic) images

Images hosted on other servers:

Vascular spaces lined with flattened endothelial cells

Positive stains
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