IntermediateBone
Fibrocartilaginous Mesenchymoma
Very rare - often misdiagnosed
Quick Facts
Behaviour
Intermediate
Category
Bone
Category
Bone
Behaviour
Intermediate
Gender
Male
Tissue of Origin
Cartilage
Epidemiology
- Very rare tumour of bone
- Children and young adults
- Male predominance
- Metaphyseal location
Clinical Features
- Pain and swelling
- Metaphyseal mass in child or young adult
Location
- Metaphysis of long bones (femur, tibia)
- Rib
Imaging
- Lytic lesion with fibrocartilaginous matrix
- Cortical destruction possible
Pathology
- Fibrocartilaginous lobules with spindle cell stroma
- Cartilage islands in fibrous background
Genetics
Limited data
Treatment
Surgical excision with curettage or en bloc resection
Prognosis
- Locally aggressive - recurrence possible
- Very limited data on outcomes
Key Points
- Very rare - often misdiagnosed
- Fibrocartilaginous matrix in metaphysis of children
- Locally aggressive behaviour
Workup - Blood Tests
FBC, bone profile
Workup - Local Imaging
- Plain radiograph
- MRI
Workup - Biopsy
Core needle biopsy
Medical disclaimer
The content on Sarcopedia is for educational and informational purposes only and does not constitute medical advice. It is not intended to be a substitute for professional medical diagnosis or treatment. Always consult with a qualified physician regarding any health concerns or before starting any new treatment. Reliance on any information provided on this site is solely at your own risk.