Cardiac tumors - benign
Inflammatory pseudotumor / inflammatory myofibroblastic tumor

Author: Nat Pernick, M.D. (see Authors page)

Revised: 19 March 2018, last major update November 2013

Copyright: (c) 2007-2018, PathologyOutlines.com, Inc.

PubMed Search: Inflammatory pseudotumor heart

Cite this page: Pernick, N. Inflammatory pseudotumor / inflammatory myofibroblastic tumor . PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/hearttumorinflammatorypseudotumor.html. Accessed October 23rd, 2018.
Definition / general
  • Previously called plasma cell granuloma
  • Extremely rare
  • Usually age 2 months to 17 years
  • May be intravascular in infants (Pediatr Dev Pathol 2002;5:400)
Case reports
Gross description
  • Up to 8 cm
Microscopic (histologic) description
  • Spindle cells larger than fibroblasts with obvious nucleoli, inflammatory cells, prominent vasculature, variable myxoid stroma
  • Occasional mitotic figures and necrosis
Microscopic (histologic) images

Images hosted on PathOut server:
Missing Image

Liver tumor - various images

Positive stains