Updated: 3/27/2017

Histiocytoma (Benign Fibrous Histiocytoma)

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https://upload.orthobullets.com/topic/8028/images/Case A - tibia - xray - Parsons_moved.jpg
https://upload.orthobullets.com/topic/8028/images/Case A - tibia - xray b - Parsons_moved.jpg
https://upload.orthobullets.com/topic/8028/images/Histoogy B - storiform - Parsons_moved.jpg
https://upload.orthobullets.com/topic/8028/images/Case C - femur - bone scan - Parsons_moved.gif
https://upload.orthobullets.com/topic/8028/images/Histoogy C - high power - Parsons_moved.jpg
https://upload.orthobullets.com/topic/8028/images/Histology C - Parsons_moved.jpg
Introduction
  • benign histiocytic lesion of the bone
  • Also known as benign fibrous histiocytoma (BFH)
  • Extremely rare
Symptoms
  • Presentation
    • pain and swelling
Imaging
  • Radiographic characteristics
    • lytic lesion with sclerotic border
Histology
  • Characteristic findings
    • spindle cells
    • foamy macrophages 
    • storiform pattern (helicopter in wheat field) 
Treatment
  • Operative
    • curettage and bone grafting
Prognosis
  • Recurrence rare 
 
  Location
Xray
Xray
CT
B. Scan
MRI
MRI
Histo(1)
Case A tibia
Case B tibia
Case C  
(1) - histology does not always correspond to case
 

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