Soft tissue
Infections, inflammation and hematomas
Hematoma of soft tissue

Author: Komal Arora, M.D.

Revised: 5 September 2018, last major update July 2012

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

PubMed Search: Hematoma [title] soft tissue

Cite this page: Arora, K. Hematoma of soft tissue. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/softtissuehematoma.html. Accessed November 20th, 2018.
Definition / general
  • May clinically resemble a tumor if deep seated
  • Important to exclude a sarcoma with intratumoral hemorrhage
  • Pseudoaneurysm may occur after intravascular procedures
  • Postoperative seromas may persist for years and be confused with recurrent tumor
Sites
  • Usually near tensor fascia lata (upper thigh muscle, see drawing below)
Diagrams / tables

Images hosted on other servers:

Usually near tensor fascia lata (upper thigh muscle)

Case reports
Treatment
  • Complete surgical excision, including pseudocapsule
Clinical images

Images hosted on other servers:

Lesion of lateral thigh

Perforating vessel (arrow)
from tensor fascia lata
appears to run into the mass

Lobulation with dense
fibrous pseudocapsule
and chocolate brown fluid

Microscopic (histologic) images

Images hosted on other servers:

Cystic cavity with necrotic debris, fibrin and blood costs

Cyst wall has hyalinized fibrous tissue, chronic inflammation and granulation tissue

Additional references