Penis & scrotum
Fat necrosis

Topic Completed: 1 May 2010

Minor changes: 14 February 2019

Copyright: 2002-2019,, Inc.

PubMed Search: Fat necrosis scrotum

Alcides Chaux, M.D.
Antonio L. Cubilla, M.D.
Page views in 2019: 2,626
Page views in 2020 to date: 1,452
Cite this page: Chaux A, Cubilla AL. Fat necrosis. website. Accessed September 21st, 2020.
Definition / general
  • Resembles fat necrosis elsewhere
  • Mostly obese prepubertal boys (J Urol 1976;116:825)
  • Represents 1% of all acute pediatric scrotum cases
Clinical features
  • Swollen, firm and tender scrotum
  • Frequently bilateral
  • Testis uninvolved
  • Symptoms resolve spontaneously within a few weeks with conservative management; surgery is not necessary except to rule out other processes (Int J Urol 2010;6)
Gross description
  • Ill defined, gray-yellow mass
Microscopic (histologic) description
  • Fat necrosis with prominent inflammatory infiltrate
Microscopic (histologic) images

Contributed by Angel Fernandez-Flores, M.D., Ph.D., Hospital El Bierzo and Clinica Ponferrada, Spain

Skin, not scrotum, in patient with acute pancreatitis

Back to top
Image 01 Image 02