Penis and scrotum
Nonneoplastic lesions of scrotum
Fat necrosis

Authors: Antonio Cubilla, M.D., Alcides Chaux, M.D. (see Authors page)

Revised: 9 April 2018, last major update May 2010

Copyright: (c) 2002-2018,, Inc.

PubMed Search: Fat necrosis scrotum

Cite this page: Cubilla, A., Chaux, A. Fat necrosis. website. Accessed October 17th, 2018.
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

Images hosted on PathOut server:

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

Skin, not scrotum, in patient with acute pancreatitis