Inflammatory myofibroblastic tumour

Inflammatory myofibroblastic tumours (IMT), also known as plasma cell granulomas, are rare neoplasms that have a diverse spectrum of biological behaviour. 


It can occur at any age and there is currently no recognised gender predilection.


Composed of spindle cells (key feature) with a variable infiltrate of inflammatory cells and fibrous tissue. They can occur at numerous sites:

Radiographic features

Imaging characteristics depend on the organ of involvement. 

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Article information

rID: 11033
Section: Pathology
Tag: cases
Synonyms or Alternate Spellings:
  • Inflammatory myofibroblastic tumour (IMT)
  • Plasma cell granuloma
  • Inflammatory myofibroblastic tumours
  • Inflammatory myofibroblastic tumor
  • Inflammatory myofibroblastic tumors
  • Plasma cell granulomas
  • Plasma-cell granuloma
  • Plasma-cell granulomas

Cases and figures

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