Soft tissue
Infections, inflammation and hematomas
Hematoma of soft tissue

Author: Komal Arora, M.D.

Revised: 28 January 2018, last major update July 2012

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

PubMed Search: Hematoma [title] soft tissue

Cite this page: Arora, K. Hematoma of soft tissue. website. Accessed July 18th, 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
  • Post-operative seromas may persist for years and be confused with recurrent tumor
  • 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
  • Complete surgical excision, including pseudocapsule
Clinical images

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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

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Cystic cavity with necrotic debris, fibrin and blood costs

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

Additional references